Attempting to set a new PIE window to Windowed Fullscreen mode causes both the new PIE window and the original Editor window to freeze and stop accepting input

Platform - Mac - Dec 24, 2018

When starting PIE in a New Editor Window on a Mac, the both the new window and original Editor window will freeze and stop responding to inputs if an attempt is made to change the window to Windowed ...

Playing video in the Editor's Media Player on a Mac results in a degradation in quality with some noticeable banding present

Platform - Mac - Dec 19, 2018

Playing a video on a Mac using the Editor's Media Player results in the video appearing to have had its data compressed, and with an apparent decrease in quality. In particular, there is noticeable ...

Crash reported when launching the binary Editor on a 2018 iMac Pro

Platform - Mac - Oct 31, 2018

There has been a report of a consistent crash of the binary Editor on launch when it is being launched on an iMac Pro. Additional information from two separate reports about this crash seem to indi ...

Get Hit Result Under Finger by Channel appears to return the wrong location on MAC during PIE

Platform - Mac - May 11, 2018

The location give by the Get hit result under finger by channel appears to be affected by screen size on Mac. When clicking an area in the level, it does not always return the area under the finger ...

Xcode does not appear to search Library/Frameworks for a framework file that is included in a project

Platform - Mac - Mar 9, 2018

Trying to build a project after including a header file from a framework located in `Library/Frameworks` fails because the file cannot be found. It looks like `Library/Frameworks` is not searched ev ...

Incorrect path for folders in Xcode results in their names being displayed in red instead of black

Platform - Mac - Feb 11, 2018

The full path for some folders in a Xcode includes `Intermediate/ProjectFiles/`. This is incorrect, since that path does not exist, and results in the folder names being displayed with red text. Rem ...

4.14 fails to launch on macOS High Sierra

Platform - Mac - Jan 15, 2018

The engine will crash in `FMacPlatformSplash::Show()` when trying to launch on macOS High Sierra. ...

[CrashReport] UE4Editor-Slate.dylib!FMenuStack::PostPush(TSharedPtr<IMenu, (ESPMode)0>, TSharedRef<FMenuBase,()

Platform - Mac - Dec 1, 2017

This is a longstanding but infrequent Mac crash that has occurred since at least 4.15. Users have not provided any descriptions. Callstack from Log[2017.11.19-04.18.41:283][ 0]LogSlate: Took 0.000 ...

[CrashReport] UE4Editor-ApplicationCore.dylib!invocation function for block in FMacApplication::DeferEvent()

Platform - Mac - Dec 1, 2017

This is an infrequent Mac crash in 4.18.1. Users have not provided any descriptions. Callstack from Log2017.11.27-02.08.07:839][947]LogMaterial: Missing cached shader map for material FLightmassMat ...

[CrashReport] FMacWindow::ApplySizeAndModeChanges | SWindow::ReshapeWindow()

Platform - Mac - Dec 1, 2017

This is an infrequent Mac crash in 4.18. Users have not provided any descriptions of their actions when the crash occurred. The callstack is similar to both UE-51709 and UE-52644 Callstack from L ...