Unreal Engine Issues

Sequencer Media Tracks trigger crash when an ImageSource is added

The same callstack appears in 4.24.3 (CL-11590370) but only when playing a Sequence with a Media Track that has a ImgMediaSource and Media Texture set on it. These repro steps work for 4.25 and 4.26 ...

[Landscape] Multiple Level Instances with Landscape causes duplicate GUID issues.

Loading the same level twice through Load Level Instance BP Node will cause issues with levels containing Landscape as they will end up with the same GUID and the underlying systems do not support t ...

Packaging a blueprint only project with Nativization fails

REGRESSION: Does not occur in 4.24 Packaging a blueprint only project with Nativization enabled results in a failure during the Staging phase. A message appears reading the following:Missing UE4Ga ...

If using High Quality Gaussian DoF on Mobile, the whole screen is always blurred

When High Quality Gaussian DoF on Mobile is enabled, the entire screen is always blurred.  I confirmed that it works properly in 4.24. Also, I confirmed that adding the modified CL of [Link Remove ...

If enable iostore and run BulkData.lock twice on the same frame, the second time get pointer will be nullptr

Unreal Editor crash on Datasmith import with VrayBlend Materials

It seems like VrayBlend materials are crashing the Engine when importing them with Datasmith. This is a regression from 4.24.3 (CL-11590370) where the file imported successfully. This was reported ...

If setting isActive of Camera's Spawn Track to false and binding the camera to Camera Cut Track, the player camera moves to an incorrect position after the sequencer finishes playing.

If the binding itself registered in the camera cut is incorrect, the position of the camera after the sequencer ends becomes fraudulent. ...

Linked animation graph doesn't trigger anim notifications on dedicated server.

Linked animation graph doesn't trigger anim notifications on dedicated server. There is no expected message in log: LogBlueprintUserMessages: [HitReact_AnimBP_C_0] Client 0: HitNotify IsServer: tru ...

Modifying an asset while having added a FBlacklistPaths filter hides the asset.

There seems to be an issue with BlacklistsPaths accidentally filtering out new or modified assets regardless if they are in the blacklisted path or not. ...

Crash playing in a Listen Server PIE session with an EQSTestingPawn in the world

REGRESSION Was not able to reproduce this in 4.24 Crash occurs when the user attempts to run a networking PIE session in a world containing an EQSTestingPawn actor. I was not able to reproduce thi ...