StrategyGame build failure from with XCode9

UE - Platform - Mobile - Jul 19, 2017

Did not occur when building the 3rd Person Code template from Windows to XCode 9. Also did not occur when building StrategyGame from Windows to XCode 8. This hasn't yet been tested natively on a Ma ...

World Source in Take Recorder does not record auto-tracked actors properly

UE - Virtual Production - Tools - Take Recorder - May 23, 2025

The Take Recorder plugin allows for multiple sources to be recorded during gameplay. The World Source is expected to record everything in the level when the Autotrack Actors option is enabled. Once ...

[CrashReport] Mac crash - UE4Editor-Slate.dylib!FSlateEditableTextLayout::FTextInputMethodContext::GetSelectionRange()

UE - Platform - Apple - Aug 15, 2017

This is a trending Mac crash coming out of the 4.17.0 release, but also seems to have occurred in 4.16. Users have not provided any descriptions of their actions when the crash occurred. The callst ...

FBX: Camera imports to Matinee with skewed position and rotation

UE - Editor - Content Pipeline - Import and Export - Aug 27, 2013

Branch Build Label Changelist UE4-Main UE4_[2013-08-27_14.24] 1799942 DESCRIPTION: When importing an animated camera from Maya into Matinee, the placement of the camera is changed (shifted 90 ...

Launching QAGame for HTML5 creates an 'uncaught exception: out of memory'.

UE - Platform - Mobile - Jan 18, 2017

Launching onto HTML5 opens the browser to Uncaught Exception: out of Memory After running it on a 64-bit browser, the following is printed:uncaught exception: abort("Cannot enlarge memory arrays. E ...

Sequencer frame range progression is not continuous

UE - Anim - Sequencer - Oct 28, 2021

The end of the level visibility section places a DeterminismFence. This causes the issue. The fence clips the frame range and produces a discontinuous frame ranges, e.g. 23201~24000, then 24001~24 ...

LogHttp:Warning: 0000024E4A050880 Response Header Content - Issue with the Survey

Tools - Feb 28, 2017

LogHTTP:Warnings are populating in the output log when the editor opens any project in 4.15.1 This is not occurring in //UE4/Main This is not occurring in 4.14.3 Marking as regression WarningsLo ...

[CrashReport] UE4Editor-Core.dylib!FTextHistory::Rebuild(TSharedRef<FString,()

UE - Platform - Apple - Aug 15, 2017

This is a trending Mac crash in 4.17.0 that has also occurred with some frequency since at least 4.14. I have not been able to identify any matching callstack occurring on Windows, although it does ...

VerboseCookerWarning warnings: Saving object into cooked package %s which was created at cook time, Object Name UniqueObjectNameForCooking_0, Full Path %s, Outer class %s

UE - Foundation - Data Pipeline - Cooker - Jun 19, 2023

Creating objects at cook time that are exported into the cooked package is a possible cause of indeterminism, and therefore we have banned it in engine classes and will fire a warning about it. Cur ...

[CrashReport] UE4Editor-ApplicationCore.dylib!FMacWindow::ApplySizeAndModeChanges()

UE - Platform - Apple - Oct 27, 2017

This is an early trending Mac crash in 4.18. Users have not provided any descriptions of their actions when the crash occurred. Callstack from LogLogAssetRegistry: Asset discovery search completed ...