context: lost most world files during botched copy job, and lost them parmamently






2021-06-10 21:10:23: ACTION[Server]: [advtrains] loading /home/independent56/multiplayer-4/advtrains_version
2021-06-10 21:10:23: ACTION[Server]: [advtrains] loading savefiles version 4 (serialize_lib)
2021-06-10 21:10:23: ACTION[Server]: [advtrains][nodedb] read 71 node content ids.
2021-06-10 21:10:24: ACTION[Server]: [advtrains][nodedb] read 72438 nodes.
2021-06-10 21:10:24: ACTION[Server]: [advtrains][lines][rwt] Initialized railway time:  149;34;18
2021-06-10 21:10:24: ACTION[Server]: [advtrains][lines][scheduler] Loaded the schedule queue, 0 items.
2021-06-10 21:10:24: ACTION[Main]: Server: Shutting down
2021-06-10 21:10:24: WARNING[Main]: [advtrains]Instructed to save() but load() was never called!
2021-06-10 21:10:26: ERROR[Main]: ServerError: AsyncErr: environment_Step: Runtime error from mod 'advtrains' in callback environment_Step(): ...dent56/.minetest/mods/advtrains/serialize_lib/atomic.lua:112: Loading data from file '/home/independent56/multiplayer-4/advtrains_atlatc.ls' fail
2021-06-10 21:10:26: ERROR[Main]: ed:
2021-06-10 21:10:26: ERROR[Main]: ...t56/.minetest/mods/advtrains/serialize_lib/serialize.lua:209: bad argument #1 to 'gsub' (string expected, got nil)
2021-06-10 21:10:26: ERROR[Main]: Disable Strict Loading to ignore.
2021-06-10 21:10:26: ERROR[Main]: stack traceback:
2021-06-10 21:10:26: ERROR[Main]: 	[C]: in function 'error'
2021-06-10 21:10:26: ERROR[Main]: 	...dent56/.minetest/mods/advtrains/serialize_lib/atomic.lua:112: in function 'load_atomic'
2021-06-10 21:10:26: ERROR[Main]: 	...ndependent56/.minetest/mods/advtrains/advtrains/init.lua:424: in function 'load_version_4'
2021-06-10 21:10:26: ERROR[Main]: 	...ndependent56/.minetest/mods/advtrains/advtrains/init.lua:261: in function 'avt_load'
2021-06-10 21:10:26: ERROR[Main]: 	...ndependent56/.minetest/mods/advtrains/advtrains/init.lua:637: in function 'load'
2021-06-10 21:10:26: ERROR[Main]: 	...ndependent56/.minetest/mods/advtrains/advtrains/init.lua:582: in function <...ndependent56/.minetest/mods/advtrains/advtrains/init.lua:572>
2021-06-10 21:10:26: ERROR[Main]: 	/usr/share/minetest/builtin/game/register.lua:422: in function </usr/share/minetest/builtin/game/register.lua:406>
2021-06-10 21:10:26: ERROR[Main]: stack traceback: