Type TextureChooser probably needs a StaticConstructorOnStartup attribute, because it has a field LeftArrow of type Texture2D. All assets must be loaded in the main thread.
Verse.Log:Warning(String, Boolean)
Verse.StaticConstructorOnStartupUtility:ReportProbablyMissingAttributes()
Verse.PlayDataLoader:<DoPlayLoad>m__2()
Verse.LongEventHandler:ExecuteToExecuteWhenFinished()
Verse.LongEventHandler:UpdateCurrentAsynchronousEvent()
Verse.LongEventHandler:LongEventsUpdate(Boolean&)
Verse.Root:Update_Patch1(Object)
Verse.Root_Entry:Update()


this aswell appeared as a yellow liner,
was a nightmare trying to find each mod made this appear, but after half an hour of turning off the last load of mods i managed to finally pin-point it to the work tab mod.