Minetest_Sever_Castle_Fatal_Error

10:57:00: ERROR[main]: ========== ERROR FROM LUA ===========
10:57:00: ERROR[main]: Failed to load and run script from
10:57:00: ERROR[main]: /usr/share/games/minetest/games/minetest_game/mods/castle/init.lua:
10:57:00: ERROR[main]: ...e/games/minetest/games/minetest_game/mods/doors/init.lua:32: attempt to index field 'groups' (a nil value)
10:57:00: ERROR[main]: stack traceback:
10:57:00: ERROR[main]: 	...e/games/minetest/games/minetest_game/mods/doors/init.lua:32: in function 'register_door'
10:57:00: ERROR[main]: 	.../games/minetest/games/minetest_game/mods/castle/init.lua:204: in main chunk
10:57:00: ERROR[main]: ======= END OF ERROR FROM LUA ========
10:57:00: ERROR[main]: Server: Failed to load and run /usr/share/games/minetest/games/minetest_game/mods/castle/init.lua
10:57:00: ERROR[main]: ERROR: An unhandled exception occurred: ModError: Failed to load and run /usr/share/games/minetest/games/minetest_game/mods/castle/init.lua