文件一下载加载一会就会闪退

工程DerelictCorridorMegascans,下载好后,加载着色器模型的时候会闪退
这个是错误代码:
LoginId:f01d1e434e7f9669b33484ba7a5d303f
EpicAccountId:1f73abb60e89410786e0e86f27233a3c

Assertion failed: (Index >= 0) & (Index < ArrayNum) [File:D:\build++UE5\Sync\Engine\Source\Runtime\Core\Public\Containers\Array.h] [Line: 783]
Array index out of bounds: 1459325 into an array of size -987819556

UnrealEditor_MeshUtilitiesCommon
UnrealEditor_MeshUtilitiesCommon
UnrealEditor_StaticMeshDescription
UnrealEditor_MeshBuilder
UnrealEditor_MeshBuilder
UnrealEditor_MeshBuilder
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_Core
UnrealEditor_Engine
UnrealEditor
UnrealEditor
UnrealEditor_Core
UnrealEditor_Core
UnrealEditor_Core
UnrealEditor_Core
UnrealEditor_Core
UnrealEditor_Core
UnrealEditor_Core
kernel32
ntdll