Object reference not set to an instance of an object in SDE

[Zethen]

Hello, I need help about SDE. It worked before but not this time
I'm trying to open my .grf but this happen when I try to

or even I use this to open my other grf in another folder, it stills happen.

This is the code:

--------------          Message          --------------
Object reference not set to an instance of an object.
--------------        Stack trace        --------------
   at GrfToWpfBridge.Application.DefaultErrorHandler._reportAnyManagedExceptions(String message, Exception exception, ErrorLevel errorLevel)
   at GrfToWpfBridge.Application.DefaultErrorHandler.Handle(Exception exception, ErrorLevel errorLevel)
   at SDE.View.SdeEditor._reloadDatabase(Boolean alreadyAsync)
   at SDE.View.SdeEditor.<ReloadDatabase>b__2()
   at GRF.Threading.GrfThread.<>c__DisplayClass4.<Start>b__3()
   at System.Threading.ThreadHelper.ThreadStart_Context(Object state)
   at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
   at System.Threading.ThreadHelper.ThreadStart()

--------------         Exception         --------------
System.NullReferenceException: Object reference not set to an instance of an object.
   at SDE.Editor.Generic.Parsers.DbIOMobs.Loader[TKey](DbDebugItem`1 debug, AbstractDb`1 db)
   at SDE.Editor.Generic.Core.AbstractDb`1._loadDb()
   at SDE.Editor.Generic.Core.DbMobs._loadDb()
   at SDE.Editor.Generic.Core.AbstractDb`1.LoadDb()
   at SDE.Editor.Engines.DatabaseEngine.SdeDatabase.Reload(IProgress progress)
   at SDE.View.SdeEditor._reloadDatabase(Boolean alreadyAsync)

 

[FelipeMartins]

I am having this issue when i try to open an grf using GRF editor

 

 

 

 

--------------        Stack trace        --------------
   at GRFEditor.ApplicationConfiguration.GrfEditorErrorHandler._reportAnyManagedExceptions(String message, Exception exception, ErrorLevel errorLevel)
   at GRFEditor.ApplicationConfiguration.GrfEditorErrorHandler.Handle(Exception exception, ErrorLevel errorLevel)
   at GRFEditor.EditorMainWindow.<>c__DisplayClass61.<_load>b__55()
   at System.Threading.ThreadHelper.ThreadStart_Context(Object state)
   at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
   at System.Threading.ThreadHelper.ThreadStart()

--------------         Exception         --------------
System.NullReferenceException: Object reference not set to an instance of an object.
   at GRFEditor.EditorMainWindow.<>c__DisplayClass61.<_load>b__55()
--------------      Inner exception      --------------
 

Edited November 26, 2021 by FelipeMartins

[Start_]

Rename import to import2 that should help.

If not working try rename mob_db.yml to mob_db_.yml in import folders.