so I created a audio visualisation particle system it worked fine in the viewport but when I pressed play it crashed with this error "unhandled Exception: EXCEPTION_ACCESS_VIOLATION reading address 0xffffffffffffffff
ntdll
ntdll
ntdll
UnrealEditor_SignalProcessing
UnrealEditor_Niagara
UnrealEditor_Niagara
UnrealEditor_Niagara
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"
if you know how to fix this please help.