Unreal Engine Issues

UMG widget callbacks do not set PIE context in editor

This is from a UDN post. Several gameplay functions, such as level streaming and SoftObjectPtr resolution, depend on the GPlayInEditorID being set when that code is executed in PIE in the editor. T ...

BuildPatchTool crashes on Mac and Linux when building android or ios with multiple chunks

"It seems that deallocation of TLazySingleton<FInternationalization> causes unhandled exception. If DISABLE_LAZY_SINGLETON_DESTRUCTION=1 is provided - the build completes successfully" ...

Crash opening Infiltrator packaged on Windows for Linux

This occurred on packages that were created on different Windows machines. This crash is not occurring on other platforms during our Samples Pass. ...

Crash after enabling iOS Metal Desktop Renderering and then enabling iOS SM5 Preview Rendering Level

Crash on Galaxy S7 devices with Mali GPU (SM-G930F / SM-G935F)

Crash upon taking a screenshot on Gear VR

Using the shot console command or the RequestScreenshot function to take a screenshot in Gear VR causes the app to crash. This was tested on Android-19, ETC-1 configuration, with both Developer Mode ...

Crash changing variable type from Object Reference to Actor Soft Object Reference

REGRESSION: No, this occurs as far back as 4.16. Crash occurs when the user changes a variable type from Object Reference to Actor Soft Object Reference. ...

Launching any QAGame map on Linux with an NVIDIA Card crashes at launch

Workaround:  "Start with "-windowed" in your command line until the issue is resolve" Engine does not crash. However, a crash appears when the game is launched in the output log. Issue is occurring ...

Child actor primitive root component failing to decrement attachment counter to 0 before UPrimitiveComponent::FinishDestroy

Dragging a BP actor containing a child actor component of an actor class with a static mesh as its root component into the scene viewport will cause artifacts and hit SceneData.AttachmentCounter.Get ...

PhysX crash when SetMaterial is called

When provided sample project is run in PIE, crash occurs after call to SetMaterial() is made in code. Downloadable Project: [Link Removed] CrashReporter: [Link Removed] ...