Unreal engine crashes when i open my project

When I open my project unreal crashes thays what ts says:

LoginId:dc1f44964e6edbdeb5a95e80c0088bcf
EpicAccountId:beb97e2de6e34521a1bb68bdc41986d2

Assertion failed: WorldPartition->World == World [File:D:\build++UE5\Sync\Engine\Source\Editor\WorldPartitionEditor\Private\WorldPartition\SWorldPartitionEditor.cpp] [Line: 73]

UnrealEditor_WorldPartitionEditor
UnrealEditor_WorldPartitionEditor
UnrealEditor_WorldPartitionEditor
UnrealEditor_WorldPartitionEditor
UnrealEditor_WorldPartitionEditor
UnrealEditor_WorldPartitionEditor
UnrealEditor_Slate
UnrealEditor_Slate
UnrealEditor_Slate
UnrealEditor_Slate
UnrealEditor_Slate
UnrealEditor_Slate
UnrealEditor_Slate
UnrealEditor_Slate
UnrealEditor_LevelEditor
UnrealEditor_LevelEditor
UnrealEditor_LevelEditor
UnrealEditor_LevelEditor
UnrealEditor_Slate
UnrealEditor_Slate
UnrealEditor_Slate
UnrealEditor_Slate
UnrealEditor_Slate
UnrealEditor_Slate
UnrealEditor_MainFrame
UnrealEditor_UnrealEd
UnrealEditor
UnrealEditor
UnrealEditor
UnrealEditor
UnrealEditor
kernel32
ntdll

Please help, i have worked on it for 3 months. :pensive: :pensive: