Unreal Engine Issues

Editor Crashes When Reparenting a Trigger Sphere to a Trigger Capsule

Reparenting a blueprint derived from Trigger Sphere to Trigger Capsule will cause the editor to crash. This is a regression. This did not occur in 4.11.2. Source Context: 163 164 ...

Vulkan crash on Android when suspending and resuming app

[CrashReport] UE4Editor_Slate!SMultiBoxWidget::GetCustomizationVisibility() [multibox.cpp:931]

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Assertion failed: Result == FPrope ...

[CrashReport] Mac Metal crash - FSceneRenderer::RenderDistortion()

This is a somewhat common Mac crash occurring since 4.15 and into 4.17.1. Users have not provided any descriptions of their actions when the crash occurred. This specific callstack was previously ...

Crash in Blueprint when clicking on Component variable name that remains after Component was deleted

This is a common crash in 4.16 and trending in the 4.17 previews. It can be reproduced by clicking on the name of a variable that remains listed in a Blueprint after the associated component has al ...

Crash in FNiagaraGPUInstanceCountManager::AddDrawIndirect when Android Vulkan Mobile preview platform is enabled

In the Android Vulkan Mobile preview mode, when multiple GPU niagara systems are visible and the user moves the camera around the level it can cause a crash, potentially caused by a race condition o ...

Package fails for android if company name begins with a number

If the company name has a number at the beginning of it when packaging for android it returns a series of errors and does not allow the project to be built. The error that is being shown in the outp ...

Renamed Enums displayed in Standalone game will show the original default name instead

Renamed Enums displayed in Standalone game will show the original default name instead. ...

[CrashReport] Assertion failed: !bIsReentrant - UE4Editor-UnrealEd.dylib!SaveWorld()

This is a common crash on Mac in 4.16 and has occurred since at least 4.14. User DescriptionsI added a character to a blank map and tried to save it. Callstack from LogLogEditorViewport: Clicking ...

Exiting PIE with dedicated server checked causes editor to crash on Linux

Checking the box for Dedicated Server in the Play dropdown menu causes the editor to crash when exiting PIE. This does not occur in 4.13 or 4.14 on Windows. ...