Unreal Engine Issues

UE-53516

[CrashReport] UE4Editor-Engine.dylib!FShaderCompilingManager::ProcessCompiledShaderMaps()

[CrashReport] UE4Editor-Engine.dylib!FShaderCompilingManager::ProcessCompiledShaderMaps()

Description

No user comments

Steps to Reproduce

No current reproduction steps

Callstack
SEGV_MAPERR at 0x3

UE4Editor-Engine.dylib!FShaderCompilingManager::ProcessCompiledShaderMaps()
UE4Editor-Engine.dylib!FShaderCompilingManager::FinishCompilation()
UE4Editor-Engine.dylib!FMaterialShaderMap::Compile()
UE4Editor-Engine.dylib!FMaterial::BeginCompileShaderMap()
UE4Editor-Engine.dylib!FMaterial::CacheShaders()
UE4Editor-Engine.dylib!FMaterial::CacheShaders()
UE4Editor-Engine.dylib!UMaterial::CacheShadersForResources()
UE4Editor-Engine.dylib!UMaterial::CacheResourceShadersForCooking()
UE4Editor-Engine.dylib!UMaterial::BeginCacheForCookedPlatformData()
UE4Editor-UnrealEd.dylib!UCookOnTheFlyServer::BeginPackageCacheForCookedPlatformData()
UE4Editor-UnrealEd.dylib!UCookOnTheFlyServer::SaveCookedPackages()
UE4Editor-UnrealEd.dylib!UCookOnTheFlyServer::TickCookOnTheSide()
UE4Editor-UnrealEd.dylib!UCookCommandlet::CookByTheBook()
UE4Editor-UnrealEd.dylib!UCookCommandlet::Main()
UE4Editor!FEngineLoop::PreInit()
UE4Editor!GuardedMain()
UE4Editor!<Unknown>
UE4Editor-Core.dylib!<Unknown>
Foundation!Unknown()
libsystem_pthread.dylib!<Unknown>
libsystem_pthread.dylib!<Unknown>
libsystem_pthread.dylib!<Unknown>

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Cannot Reproduce
ComponentUE - Graphics Features
Affects Versions4.17, 4.18, 4.20
Target Fix4.22
CreatedDec 15, 2017
ResolvedJan 21, 2019
UpdatedFeb 4, 2019
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