Unreal Engine Issues

Frequent ensure opening meshes on Mac, locks up AMD machines

REGRESSION No, I was able to reproduce the hard lock in 4.16.1. A frequent ensure occurs when opening static or skeletal meshes on Mac. Doesn't reproduce 100% of the time, but I've gotten it about ...

Fixed frame interval playback should be off by default

[CrashReport] UE4Editor_UnrealEd!FAssetEditorToolkit::GetDefaultTabIcon()

This is a fairly common crash that occurs in the 4.17 and 4.18 releases. This callstack was originally being tracked under [Link Removed], but that had specific repro steps that were confirmed fixed ...

[CrashReport] UE4Editor_Landscape!ALandscapeProxy::PostEditChangeProperty() [landscapeedit.cpp:3692]

This is a common crash affecting users in 4.16. Unfortunately they have not provided any additional details. Source Context 3684 // Remove null layer infos 3685 EditorLayerSettings ...

Render target size mistmatch in ShaderDrawDebug

We found a d3d debug validation assert in RDG_EVENT_NAME("ShaderDrawDebug"), with the full DLSS integration. It however also reproduces in  (4.25.1-release, dev-rendering and the plugin branch with ...

[CrashReport] Assertion failed: Array index out of bounds - GetPhysicsTriMeshData() [modelcomponent.cpp:688]

This is a semi-common crash that has occurred since at least 4.17.1. The callstack is nearly identical to [Link Removed], which was fixed in 4.18.0, however the error message and source context are ...

[CrashReport] Access violation in UE4Editor_Engine!TOctree<TVolumeLightingSample<3>

This is a common crash in the 4.16 release. The callstack for the issue is essentially the same as [Link Removed], however that issue had confirmed repro steps and was verified fixed for 4.16.0. A ...

Editor crash when setting r.UniformBufferPooling to 0.

Physics enabled Child Actor components that spawn with with a delay, always spawns at world origin

Physics enabled Child Actor components that spawn with with a delay, always spawns at world origin **This is a regression. It was working in 4.11.2 Could also be related to: [Link Removed] User D ...

[CrashReport] UE4Editor_Renderer!FUniformMeshConverter::Convert()

This is a regular crash that has occurred through 4.16 and into the 4.17 previews. The callstack is similar to [Link Removed] (invalid), although the error message is different. User Description ...