2020-01-14 21:19:32: ERROR[Main]: ServerError: AsyncErr: ServerThread::run Lua: Runtime error from mod '' in callback on_playerReceiveFields(): .../minetest/bin/../mods/skinsdb/unified_inventory_page.lua:7: attempt to call upvalue 'S' (a nil value)
2020-01-14 21:19:32: ERROR[Main]: stack traceback:
2020-01-14 21:19:32: ERROR[Main]: .../minetest/bin/../mods/skinsdb/unified_inventory_page.lua:7: in function 'get_formspec'
2020-01-14 21:19:32: ERROR[Main]: ...gfsx/minetest/bin/../mods/unified_inventory/internal.lua:84: in function 'get_formspec'
2020-01-14 21:19:32: ERROR[Main]: ...gfsx/minetest/bin/../mods/unified_inventory/internal.lua:270: in function 'set_inventory_formspec'
2020-01-14 21:19:32: ERROR[Main]: ...ngfengfsx/minetest/bin/../mods/unified_inventory/api.lua:296: in function 'action'
2020-01-14 21:19:32: ERROR[Main]: ...fsx/minetest/bin/../mods/unified_inventory/callbacks.lua:76: in function <...fsx/minetest/bin/../mods/unified_inventory/callbacks.lua:59>
2020-01-14 21:19:32: ERROR[Main]: /home/bingfengfsx/minetest/bin/../builtin/game/register.lua:429: in function </home/bingfengfsx/minetest/bin/../builtin/game/register.lua:413>
2020-01-14 21:19:32: ERROR[Main]: ServerError: AsyncErr: ServerThread::run Lua: Runtime error from mod '' in callback on_playerReceiveFields(): .../minetest/bin/../mods/skinsdb/unified_inventory_page.lua:7: attempt to call upvalue 'S' (a nil value) 2020-01-14 21:19:32: ERROR[Main]: stack traceback: 2020-01-14 21:19:32: ERROR[Main]: .../minetest/bin/../mods/skinsdb/unified_inventory_page.lua:7: in function 'get_formspec' 2020-01-14 21:19:32: ERROR[Main]: ...gfsx/minetest/bin/../mods/unified_inventory/internal.lua:84: in function 'get_formspec' 2020-01-14 21:19:32: ERROR[Main]: ...gfsx/minetest/bin/../mods/unified_inventory/internal.lua:270: in function 'set_inventory_formspec' 2020-01-14 21:19:32: ERROR[Main]: ...ngfengfsx/minetest/bin/../mods/unified_inventory/api.lua:296: in function 'action' 2020-01-14 21:19:32: ERROR[Main]: ...fsx/minetest/bin/../mods/unified_inventory/callbacks.lua:76: in function <...fsx/minetest/bin/../mods/unified_inventory/callbacks.lua:59> 2020-01-14 21:19:32: ERROR[Main]: /home/bingfengfsx/minetest/bin/../builtin/game/register.lua:429: in function </home/bingfengfsx/minetest/bin/../builtin/game/register.lua:413>