16:50:17: ERROR[main]: ========== ERROR FROM LUA ===========
16:50:17: ERROR[main]: Failed to load and run script from
16:50:17: ERROR[main]: C:\Users\Chifle\Desktop\minetest-0.4.3-25cf375-extrafilters_chkbox-win32\bin\..\mods\minetest\alternatives\init.lua:
16:50:17: ERROR[main]: ...box-win32\bin\..\mods\minetest\alternatives\init.lua:9: attempt to concatenate a nil value
16:50:17: ERROR[main]: stack traceback:
16:50:17: ERROR[main]: 	...box-win32\bin\..\mods\minetest\alternatives\init.lua:9: in main chunk
16:50:17: ERROR[main]: =======END OF ERROR FROM LUA ========