AsyncErr: Lua: Runtime error from mod 'signs_lib' in callback LuaLBM::trigger(): /home/parnikkapore/.minetest/mods/signs_lib/api.lua:245: attempt to index local 'obj' (a nil value)
stack traceback:
	/home/parnikkapore/.minetest/mods/signs_lib/api.lua:245: in function 'spawn_entity'
	/home/parnikkapore/.minetest/mods/signs_lib/api.lua:268: in function 'set_obj_text'
	/home/parnikkapore/.minetest/mods/signs_lib/api.lua:802: in function 'update_sign'
	/home/parnikkapore/.minetest/mods/signs_lib/api.lua:1181: in function </home/parnikkapore/.minetest/mods/signs_lib/api.lua:1180>