I just get this error sins today

[00:00:03]: [string "../mods/workshop-758532836/modmain.lua"]:1: attempt to call global 'SetupGemCoreEnv' (a nil value)
LUA ERROR stack traceback:
../mods/workshop-758532836/modmain.lua(1,1) in main chunk
=[C] in function 'xpcall'
scripts/util.lua(711,1) in function 'RunInEnvironment'
scripts/mods.lua(513,1) in function 'InitializeModMain'
scripts/mods.lua(487,1) in function 'LoadMods'
scripts/main.lua(302,1) in function 'ModSafeStartup'
scripts/main.lua(375,1) in function 'callback'
scripts/modindex.lua(64,1) in function 'BeginStartupSequence'
scripts/main.lua(374,1) in function 'callback'
scripts/modindex.lua(545,1)
=[C] in function 'GetPersistentString'
scripts/modindex.lua(519,1) in function 'Load'
scripts/main.lua(373,1) in main chunk
[00:00:03]: [string "scripts/mainfunctions.lua"]:1079: variable 'global_error_widget' is not declared
LUA ERROR stack traceback:
=[C] in function 'error'
scripts/strict.lua(23,1)
scripts/mainfunctions.lua(1079,1)
=[C] in function 'GetPersistentString'
scripts/modindex.lua(519,1) in function 'Load'
scripts/main.lua(373,1) in main chunk
[00:00:03]: DoLuaFile Error: (null)
[00:00:03]: LuaError but no error string
[00:00:03]: Error loading main.lua
[00:00:03]: Failed mSimulation->Reset()
[00:00:03]: Error during game initialization!

if i remove the mod everything is working fine again.