Description

This is a common crash on Mac that has been occurring since at least the 4.14 release. Based on the one user description this may be related to the creation of structs. Additional information is not currently available.

User Descriptions

  • made a blueprint struct from the right-click menu in the content browser. Typed the name "GridCell" and hit enter, and the crash happened.
Steps to Reproduce

repro steps currently unknown. May be related to struct creation on Mac.

Callstack
SEGV_MAPERR at 0x3

UE4Editor-Core.dylib!FApplePlatformString::TCHARToCFString()
UE4Editor-Core.dylib!<Unknown>
AppKit!<Unknown>
AppKit!<Unknown>
AppKit!<Unknown>
AppKit!<Unknown>
AppKit!<Unknown>
AppKit!<Unknown>
AppKit!<Unknown>
AppKit!<Unknown>
QuartzCore!CA::Transaction::run_commit_handlers()
QuartzCore!CA::Context::commit_transaction()
QuartzCore!CA::Transaction::commit()
AppKit!<Unknown>
CoreFoundation!Unknown()
CoreFoundation!Unknown()
CoreFoundation!Unknown()
CoreFoundation!Unknown()
HIToolbox!<Unknown>
HIToolbox!<Unknown>
HIToolbox!<Unknown>
AppKit!<Unknown>
AppKit!-[NSApplication()
AppKit!<Unknown>
UE4Editor!tchar_main()
UE4Editor!<Unknown>
libdyld.dylib!<Unknown>

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Fixed
ComponentTools - Desktop
Affects Versions4.144.154.16
Target Fix4.17.1
Fix Commit3582374
Main Commit3617655
CreatedJun 8, 2017
ResolvedAug 11, 2017
UpdatedAug 30, 2017