When I create a Niagara system unreal engine suddenly crashes

hmm hello there, so I am using ue5 to create a niagara system but when I create it, the editor suddenly crashes with this -

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Assertion failed: AllJobs.GetNumPendingJobs() == 0 [File:D:\build++UE5\Sync\Engine\Source\Runtime\Engine\Private\ShaderCompiler\ShaderCompiler.cpp] [Line: 5090]

UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor
UnrealEditor
UnrealEditor
UnrealEditor
UnrealEditor
UnrealEditor
kernel32
ntdll

anyone have any ideas?