Does it support viaversion?

[play275]

10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:cheese has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_badlands has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_badlands0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_badlands1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_badlands2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_badlands3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_badlands4 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_badlands has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_badlands has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_jungle has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_jungle has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_jungle has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_beach has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_beach0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_beach1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_beach2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_beach3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_beach4 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_beach has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_beach has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_birch_forest has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_birch_forest0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_birch_forest1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_birch_forest2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_birch_forest3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_birch_forest4 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_birch_forest has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_birch_forest has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_ocean has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_ocean0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_ocean1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_ocean2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_ocean3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_ocean4 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_ocean has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_ocean has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_dark_forest has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_dark_forest0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_dark_forest1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_dark_forest2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_dark_forest3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_dark_forest4 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_dark_forest has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_dark_forest has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_desert has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_desert0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_desert1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_desert2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_desert3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_desert4 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_desert has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_desert has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_flower_forest has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_flower_forest0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_flower_forest1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_flower_forest2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_flower_forest3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_flower_forest4 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_flower_forest has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_flower_forest has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_forest has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_forest0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_forest1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_forest2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_forest3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_forest4 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_forest has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_forest has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_taiga has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_taiga has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_taiga has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_mountains has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_mountains0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_mountains1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_mountains2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_mountains3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_mountains4 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_mountains has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_mountains has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_plains has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_plains0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_plains1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_plains2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_plains3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_plains4 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_plains has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_plains has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_savanna has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_savanna has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_savanna has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_savanna has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_river has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_river0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_river1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_river2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_river3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_river4 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_river has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_river has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_frozen_biomes has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_swamp has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_swamp has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_frozen_mountains has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_badlands_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_badlands_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_badlands_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_badlands_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_jungle_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_jungle_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_jungle_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_jungle_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_beach_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_beach_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_beach_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_beach_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_ocean_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_ocean_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_ocean_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_ocean_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_river_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_river_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_river_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_river_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_birch_forest_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_birch_forest_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_birch_forest_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_birch_forest_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_flower_forest_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_flower_forest_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_flower_forest_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_flower_forest_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_dark_forest_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_dark_forest_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_dark_forest_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_dark_forest_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_savanna_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_savanna_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_savanna_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_savanna_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_plains_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_plains_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_plains_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_plains_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_desert_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_desert_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_desert_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_desert_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_mountains_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_mountains_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_mountains_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_mountains_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_forest_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_forest_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_forest_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:spring_forest_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_taiga_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_taiga_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_taiga_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_taiga_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_badlands_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_badlands_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_badlands_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_badlands_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_dark_forest_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_dark_forest_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_dark_forest_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_dark_forest_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_plains_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_plains_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_plains_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_plains_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_savanna_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_savanna_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_savanna_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_savanna_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_flower_forest_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_flower_forest_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_flower_forest_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_flower_forest_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_desert_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_desert_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_desert_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_desert_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_birch_forest_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_birch_forest_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_birch_forest_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_birch_forest_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_ocean_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_ocean_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_ocean_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_ocean_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_forest_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_forest_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_forest_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_forest_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_river_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_river_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_river_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_river_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_mountains_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_mountains_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_mountains_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_mountains_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_beach_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_beach_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_beach_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:fall_beach_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_taiga_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_taiga_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_taiga_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_taiga_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_dark_forest_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_dark_forest_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_dark_forest_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_dark_forest_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_forest_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_forest_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_forest_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_forest_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_flower_forest_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_flower_forest_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_flower_forest_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_flower_forest_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_beach_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_beach_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_beach_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_beach_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_jungle_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_jungle_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_jungle_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_jungle_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_savanna_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_savanna_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_savanna_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_savanna_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_swamp_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_swamp_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_swamp_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_swamp_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_frozen_mountains_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_frozen_mountains_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_frozen_mountains_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_frozen_mountains_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_desert_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_desert_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_desert_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_desert_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_frozen_biomes_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_frozen_biomes_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_frozen_biomes_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_frozen_biomes_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_badlands_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_badlands_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_badlands_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_badlands_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_ocean_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_ocean_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_ocean_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_ocean_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_mountains_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_mountains_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_mountains_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_mountains_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_river_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_river_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_river_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_river_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_plains_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_plains_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_plains_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_plains_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_birch_forest_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_birch_forest_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_birch_forest_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:summer_birch_forest_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_savanna_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_savanna_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_savanna_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_savanna_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_plains_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_plains_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_plains_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_plains_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_badlands_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_badlands_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_badlands_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_badlands_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_ocean_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_ocean_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_ocean_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_ocean_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_jungle_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_jungle_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_jungle_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_jungle_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_beach_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_beach_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_beach_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_beach_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_swamp_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_swamp_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_swamp_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_swamp_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_forest_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_forest_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_forest_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_forest_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_dark_forest_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_dark_forest_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_dark_forest_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_dark_forest_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_taiga_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_taiga_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_taiga_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_taiga_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_mountains_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_mountains_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_mountains_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_mountains_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_river_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_river_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_river_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_river_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_desert_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_desert_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_desert_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_desert_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_flower_forest_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_flower_forest_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_flower_forest_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_flower_forest_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_birch_forest_blend0 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_birch_forest_blend1 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_birch_forest_blend2 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Biome with id realisticseasons:winter_birch_forest_blend3 has no legacy biome mapping (custom datapack?) [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Ignoring plugin channel in incoming REGISTER: FML [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Ignoring plugin channel in incoming REGISTER: FML [10:21:43] [Netty Server IO #1/WARN]: [ViaBackwards] Ignoring plugin channel in incoming REGISTER: FORGE

[Atten007]

Yes, it supports ViaVersion, ViaBackwards and ViaRewind.

The errors are occurring because custom biomes are only supported in Minecraft 1.16.2 and newer.