2021-07-02 13:37:44: ERROR[Main]: ServerError: AsyncErr: ServerThread::run Lua: Runtime error from mod 'xdecor' in callback nodemeta_inventory_AllowMove(): ...2/bin/../worlds/PrismoMC2/worldmods/xdecor/src/chess.lua:641: attempt to concatenate local 'pieceFrom_s' (a nil value)
Multicraft Server OS : freeBSD
2021-07-02 13:37:44: ERROR[Main]: ServerError: AsyncErr: ServerThread::run Lua: Runtime error from mod 'xdecor' in callback nodemeta_inventory_AllowMove(): ...2/bin/../worlds/PrismoMC2/worldmods/xdecor/src/chess.lua:641: attempt to concatenate local 'pieceFrom_s' (a nil value)