Upon breaking Primordial leaves in survival mode with hand the error below is created. If you use ftb ultimine in addition ultimine mining fails breaks only one block and whole server is basicaly without item drops (even dropping from inventory the item gets deleted) it gets fixed only with server restart.
[19:42:02] [Server thread/ERROR]: Failed to handle packet net.minecraft.class_2846@45bb115b, suppressing error
java.lang.ArrayIndexOutOfBoundsException: Index -1 out of bounds for length 0
at net.minecraft.class_182.method_799(class_182.java:45) ~[server-intermediary.jar:?]
at net.minecraft.class_182.test(class_182.java:20) ~[server-intermediary.jar:?]
at java.util.function.Predicate.lambda$and$0(Predicate.java:69) ~[?:?]
at net.minecraft.class_79.method_414(class_79.java:34) ~[server-intermediary.jar:?]
at net.minecraft.class_85.expand(class_85.java:67) ~[server-intermediary.jar:?]
at net.minecraft.class_64.method_16777(class_64.java:22) ~[server-intermediary.jar:?]
at net.minecraft.class_69.expand(class_69.java:44) ~[server-intermediary.jar:?]
at net.minecraft.class_55.method_345(class_55.java:58) ~[server-intermediary.jar:?]
at net.minecraft.class_55.method_341(class_55.java:96) ~[server-intermediary.jar:?]
at net.minecraft.class_52.method_328(class_52.java:86) ~[server-intermediary.jar:?]
at net.minecraft.class_52.method_320(class_52.java:103) ~[server-intermediary.jar:?]
at net.minecraft.class_52.method_319(class_52.java:116) ~[server-intermediary.jar:?]
at net.minecraft.class_52.method_51878(class_52.java:111) ~[server-intermediary.jar:?]
at net.minecraft.class_4970.method_9560(class_4970.java:274) ~[server-intermediary.jar:?]
at net.minecraft.class_4970$class_4971.method_26189(class_4970.java:1129) ~[server-intermediary.jar:?]
at net.minecraft.class_2248.method_9609(class_2248.java:333) ~[server-intermediary.jar:?]
at net.minecraft.class_2248.mixinextras$bridge$method_9609$104(class_2248.java) ~[server-intermediary.jar:?]
at net.minecraft.class_2248.wrapOperation$fhh000$piercingpaxels$piercingPaxels$getStacks(class_2248.java:9184) ~[serverintermediary.jar:?]
at net.minecraft.class_2248.method_9511(class_2248.java:352) ~[server-intermediary.jar:?]
at net.minecraft.class_2248.method_9556(class_2248.java:431) ~[server-intermediary.jar:?]
at net.minecraft.class_3225.method_14266(class_3225.java:275) ~[server-intermediary.jar:?]
at net.minecraft.class_3225.method_21717(class_3225.java:228) ~[server-intermediary.jar:?]
at net.minecraft.class_3225.method_14263(class_3225.java:203) ~[server-intermediary.jar:?]
at net.minecraft.class_3244.method_12066(class_3244.java:1083) ~[server-intermediary.jar:?]
at net.minecraft.class_2846.method_12361(class_2846.java:42) ~[server-intermediary.jar:?]
at net.minecraft.class_2846.method_11054(class_2846.java:8) ~[server-intermediary.jar:?]
at net.minecraft.class_2600.method_11072(class_2600.java:22) ~[server-intermediary.jar:?]
at net.minecraft.class_3738.run(class_3738.java:18) ~[server-intermediary.jar:?]
at net.minecraft.class_1255.method_18859(class_1255.java:156) ~[server-intermediary.jar:?]
at net.minecraft.class_4093.method_18859(class_4093.java:23) ~[server-intermediary.jar:?]
at net.minecraft.server.MinecraftServer.method_24306(MinecraftServer.java:782) ~[server-intermediary.jar:?]
at net.minecraft.server.MinecraftServer.method_18859(MinecraftServer.java:164) ~[server-intermediary.jar:?]
at net.minecraft.class_1255.method_16075(class_1255.java:130) ~[server-intermediary.jar:?]
at net.minecraft.server.MinecraftServer.method_20415(MinecraftServer.java:764) ~[server-intermediary.jar:?]
at net.minecraft.server.MinecraftServer.method_16075(MinecraftServer.java:758) ~[server-intermediary.jar:?]
at net.minecraft.class_1255.method_5383(class_1255.java:115) ~[server-intermediary.jar:?]
at net.minecraft.server.MinecraftServer.method_16208(MinecraftServer.java:742) ~[server-intermediary.jar:?]
at net.minecraft.server.MinecraftServer.method_29741(MinecraftServer.java:675) ~[server-intermediary.jar:?]
at net.minecraft.server.MinecraftServer.method_29739(MinecraftServer.java:265) ~[server-intermediary.jar:?]
at java.lang.Thread.run(Thread.java:840) ~[?:?]
Upon breaking Primordial leaves in survival mode with hand the error below is created. If you use ftb ultimine in addition ultimine mining fails breaks only one block and whole server is basicaly without item drops (even dropping from inventory the item gets deleted) it gets fixed only with server restart.