Hi, PreLeyZero. I run a server with SE + EI + (one SE / EI compatibility mod) +Blueprint Sandbox. The following error came out. Just wonder if you could help. I also reported this to the compatibility mod author and he/she recommmended reporting it here.

https://mods.factorio.com/mod/exotic-industries-se/discussion/65d96dac691625b9fa597345

1492.238 Script @blueprint-sandboxes/scripts/lab.lua:168: Not a Lab, won't Equip: gaia
1492.238 Script @blueprint-sandboxes/scripts/space-exploration.lua:297: Not a SE Sandbox, won't Equip: gaia
1498.509 Error MainLoop.cpp:1404: Exception at tick 1600072: The mod Exotic Industries (0.5.9) caused a non-recoverable error.
Please report this error to the mod author.
Error while running event exotic-industries::on_gui_opened (ID 88)
exotic-industries/scripts/control/gate.lua:812: bad argument #2 of 2 to 'get_surface' (string expected, got nil)
stack traceback:
[C]: in function 'get_surface'
exotic-industries/scripts/control/gate.lua:812: in function 'update_gui'
exotic-industries/scripts/control/gate.lua:761: in function 'open_gui'
exotic-industries/control.lua:168: in function <exotic-industries/control.lua:154>
1498.509 Error ServerMultiplayerManager.cpp:92: MultiplayerManager failed: "The mod Exotic Industries (0.5.9) caused a non-recoverable error.
Please report this error to the mod author.
Error while running event exotic-industries::on_gui_opened (ID 88)
exotic-industries/scripts/control/gate.lua:812: bad argument #2 of 2 to 'get_surface' (string expected, got nil)
stack traceback:
[C]: in function 'get_surface'
exotic-industries/scripts/control/gate.lua:812: in function 'update_gui'
exotic-industries/scripts/control/gate.lua:761: in function 'open_gui'
exotic-industries/control.lua:168: in function <exotic-industries/control.lua:154>"
1498.509 Info ServerMultiplayerManager.cpp:816: updateTick(1600072) changing state from(InGame) to(Failed)
1498.524 Quitting: multiplayer error.
1776.728 Received SIGINT, shutting down