mac系统下 在外接硬盘安装虚幻直接会奔溃的问题（已解决）

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在Mac外接硬盘上，安装虚幻5会导致直接崩溃，折腾了三天，最后找到原因，只需要把外接硬盘在Mac系统中格式化成苹果的格式，就可以正常运行了

这个是我找问题的全部过程：

以下是报错日志：
LoginId:ee88c603e447c96d313b899828ba3b05
EpicAccountId:93fa77118aa14447b30087e0dc8df460

Assertion failed: !GIsRHIInitialized || !GRHISupportsRHIThread [File:Runtime/RenderCore/Public/RHIStaticStates.h] [Line: 100]

TStaticStateRHI<TStaticSamplerState<(ESamplerFilter)1, (ESamplerAddressMode)1, (ESamplerAddressMode)1, (ESamplerAddressMode)1, 0, 1, 0u, (ESamplerCompareFunction)0>, TRefCountPtr, FRHISamplerState*>::FStaticStateResource::~FStaticStateResource() Address = 0x2e3244908 (filename not found) [in UnrealEditor-NiagaraEditor.dylib]
Unknown() Address = 0x1a7095ec4 (filename not found) [in libsystem_c.dylib]
Unknown() Address = 0x1a7095c4c (filename not found) [in libsystem_c.dylib]
_Py_PyAtExit Address = 0x2d715a59c (filename not found) [in libpython3.9.dylib]
fatal_error Address = 0x2d715a3f8 (filename not found) [in libpython3.9.dylib]
Py_ExitStatusException Address = 0x2d715a360 (filename not found) [in libpython3.9.dylib]
Py_Initialize Address = 0x2d70a0208 (f

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256版本真搞开发估计有点折磨