UE5 official version running experience version crash

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Assertion failed: WidgetPtr [File:D:\build\++UE5\Sync\Engine\Source\Runtime\SlateCore\Public\Layout\WidgetSlotWithAttributeSupport.h] [Line: 72] Slot Attributes has to be registered after the FSlot is constructed.

UnrealEditor_Slate
UnrealEditor_SlateCore
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_UMG
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_CoreUObject
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_UnrealEd
UnrealEditor_UnrealEd
UnrealEditor_UnrealEd
UnrealEditor_UnrealEd
UnrealEditor_UnrealEd
UnrealEditor_UnrealEd
UnrealEditor_UnrealEd
UnrealEditor_UnrealEd
UnrealEditor
UnrealEditor
UnrealEditor
UnrealEditor
UnrealEditor
UnrealEditor
kernel32
ntdll
2

I just found this issue myself, the solution is to stick a Delay Until Next Tick before it. This command apparently can’t be run during the construction phase.