2018-01-25 23:57:15: [Server]: [Chatplus] Saving data
2018-01-26 00:05:00: WARNING[Server]: active block modifiers took 217ms (longer than 200ms)
2018-01-26 00:05:41: ACTION[Main]: [fishing] Server shuts down. saving trophies table
2018-01-26 00:05:41: ERROR[Main]: ServerError: AsyncErr: environment_Step: Runtime error from mod 'pipeworks' in callback environment_Step(): /var/lib/minetest/.minetest/mods/drops/init.lua:96: attempt to index local 'dropper' (a nil value)
2018-01-26 00:05:41: ERROR[Main]: stack traceback:
2018-01-26 00:05:41: ERROR[Main]: 	/var/lib/minetest/.minetest/mods/drops/init.lua:96: in function 'item_drop'
2018-01-26 00:05:41: ERROR[Main]: 	.../lib/minetest/.minetest/mods/pipeworks/routing_tubes.lua:26: in function 'insert_object'
2018-01-26 00:05:41: ERROR[Main]: 	...lib/minetest/.minetest/mods/pipeworks/item_transport.lua:325: in function 'on_step'
2018-01-26 00:05:41: ERROR[Main]: 	/var/lib/minetest/.minetest/mods/pipeworks/luaentity.lua:359: in function 'move_entities_globalstep_part2'
2018-01-26 00:05:41: ERROR[Main]: 	/var/lib/minetest/.minetest/mods/pipeworks/luaentity.lua:372: in function </var/lib/minetest/.minetest/mods/pipeworks/luaentity.lua:367>
2018-01-26 00:05:41: ERROR[Main]: 	/usr/share/minetest/builtin/game/register.lua:412: in function </usr/share/minetest/builtin/game/register.lua:392>
2018-01-26 00:05:41: ERROR[Main]: stack traceback: