Unreal Engine Issues

Ticking world for the anim montage sequence details preview scene in widget is prone to crash

Editor Crash when selecting and deleting assets, undoing deletion in Content Examples project

I've only had this happen once. ...

Crash when trying to export unsupported Paragon Skeletal Mesh asset in 4.23

When the user tries to export the Skeletal Mesh of TwinBlast (a paragon character that can be purchased off the marketplace) in 4.23. As of the time of logging this bug it is not supported in 4.23, ...

Building a patch from the project launcher will crash unrealpak when pak encryption is enabled

When using unrealpak to make a patch, if the source pak data that a patch is based from is encrypted, you must specify the "patchcryptokeys" parameter on the command line so unrealpak knows which cr ...

Dragging and dropping new materials into Dynamic Material Instance slot results in crash

Crash occurs when creating a New Level from the Levels window while it is pinned to the side bar

An assertion occurs when creating a New Level from the Levels window while it is pinned to the side bar. ...

Data Asset Deserialization crash after upgrading 4.19.2 to 421.1

The User has provided an extensive log of their code base setup, and the process leading up to when the Assert occurs. "Our game mode & player state FSM are setup in a data driven manor using UDa ...

Lyra standalone game instance crashes when Player #2 equips new weapon

Discovered while testing Lyra project for //UE5/Main - Foundation Shelf - FAssetDataGatherer Stall Fix Smoke. This issue is NOT dependent on the shelf and occurs without the unshelved files. This ...

Performing a launch on to windows, and then enabling world HLOD and opening the outliner will crash the editor

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. ...