Unreal Engine Issues

Physics simulation shows strange behavior with specific skeletal mesh configurations

PhAT is inconsistent on when it does and doesn't apply scale to Constraint positions. This leads to cases where the positions provided create constraints that may not work when the Preview Skeletal ...

Crash on paste of subcategory in the details panel

Sessions Frontend crash when launching the "renderer" automation section without ray tracing enabled

Looks like we only need a way to disable the usage of these tests from running if ray tracing is disabled as they are ray tracing only tests. ...

Undo change to Rest Offset causing crash in Static Mesh Editor

When undoing any change to Rest Offset for a collision mesh the engine will crash. This issue is occurring in Binary //UE5/Release-5.3 @ CL 26560699 This issue is occurring in Binary //UE5/Release- ...

[CrashReport] Mac crash - FRCPassPostProcessInput::ComputeOutputDesc()

This is a new Mac callstack that just appeared after the 4.17.2 hotfix. The callstack shares similarities to older Windows crashes and may be related:https://jira.it.epicgames.net/browse/UE-42135ht ...

Crash on Importing specific Animation Only FBX

When importing the attached FBX file with only Animations, the editor will crash. The Same asset will import without error in 4.9.2 Crash Reporter BUGG: [Link Removed] ...

Linux crashes in the Project Browser without using the -nocef command

When opening Unreal Editor on Linux, the Project Browser opens but is completely unresponsive. Shortly afterwards the editor will crash. If you use the -nocef command when opening the Editor, everyt ...

If a user uses a binding to set the text of a Text widget by using the "Get Text" node on that same widget the editor will crash

The editor crashes when trying to set the text for a text block via a binding a if the text block is trying to set its text by referencing its current text setting. ...

AEditorFunctionalTest causes assert in WP map

"Assertion failed: Pair != nullptr " when trying to create a basic test with AEditorFunctionalTest in a WP map. ...

Android Projects packaged for arm64 crash on device.

This issue was discovered while smoke testing Release 4.13 for Preview 2. ...