Unreal Engine Issues

UE-18958

Bugg 60426: "SEGV_MAPERR at 0x3"

Bugg 60426: "SEGV_MAPERR at 0x3"

Questions & Answers
Description

Crash Report:

[Link Removed]

Multiple Mac users reporting crash at 35% Start up
*See crash reporter Bugg 60426

Callstack

UE4Editor-Core.dylib!FArchiveFileReaderGeneric::InternalPrecache()
UE4Editor-Core.dylib!FArchiveFileReaderGeneric::Serialize()
UE4Editor-DerivedDataCache.dylib!FMemoryDerivedDataBackend::LoadCache()
UE4Editor-DerivedDataCache.dylib!FDerivedDataBackendGraph::ParseBootCache()
UE4Editor-DerivedDataCache.dylib!FDerivedDataBackendGraph::ParseNode()
UE4Editor-DerivedDataCache.dylib!FDerivedDataBackendGraph::ParseHierarchicalCache()
UE4Editor-DerivedDataCache.dylib!FDerivedDataBackendGraph::ParseNode()
UE4Editor-DerivedDataCache.dylib!FDerivedDataBackendGraph::ParseAsyncPut()
UE4Editor-DerivedDataCache.dylib!FDerivedDataBackendGraph::ParseNode()
UE4Editor-DerivedDataCache.dylib!FDerivedDataBackendGraph::ParseKeyLength()
UE4Editor-DerivedDataCache.dylib!FDerivedDataBackendGraph::ParseNode()
UE4Editor-DerivedDataCache.dylib!FDerivedDataBackendGraph::FDerivedDataBackendGraph()
UE4Editor-DerivedDataCache.dylib!FDerivedDataCache::FDerivedDataCache()
UE4Editor-DerivedDataCache.dylib!InternalSingleton()
UE4Editor-Core.dylib!GetDerivedDataCache()
UE4Editor-Core.dylib!GetDerivedDataCacheRef()
UE4Editor-Engine.dylib!GetGlobalShaderMap()
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 - Foundation - Core
Affects Versions4.8.1
Target Fix4.9
CreatedJul 21, 2015
ResolvedJul 24, 2015
UpdatedFeb 5, 2017
View Jira Issue