Unreal Engine Issues

Foliage cannot be selected after deleting a single instance

This issue occurs in both World Partition and Non-World Partition levels, and does not seem to occur with Nanite meshes. You can still select Nanite foliage instances after placing them, but selecti ...

Proejcts with vr.InstancedStereo=true crash on Mac

Sounds like neither Multiviewport nor View Instancing (MMV) is not supported on Mac atm, and the logic in StereoAspects asserts. See attached log from a partner. ...

Importing a 16x16km landscape at 0.5m resolution crashes Unreal (not enough VRAM)

Shadow Map Method Shadow Maps doesn't allow for Static Meshes to shadow Moveable Meshes with a Stationary Light source

This is a regression tested in //UE5/Release-5.0 CL20979098 Shadow Map Method Shadow Maps doesn't allow for Static Meshes to shadow Moveable Meshes with a Stationary Light source. ...

Automation Wait for Loading crashes standalone game

Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. ...

Changing root component in C++ does not apply correctly to map placed actor instances

Edit: Please investigate for not only root component changes, but native component hierarchy changes in general and whether those hierarchy changes apply to actor instances saved as part of maps. O ...

[Bink Audio] - Bink not playing back wave files with 8000Hz Sample Rate

Wav files with 8000Hz sample rates can be imported into the editor, but fail to play with the Bink compression setting. PCM, ADPCM, and Vorbis work as expected. LogAudioDerivedData: Warning: Cooking ...

[AI] Unable to set StateTree asset to use in MassStateTreeTrait

You can no longer set the StateTree asset to use in a Mass Entity Config data asset. The list shows as empty even when making a new StateTree specifically using Mass Behavior schema. Attempts to add ...

When IOStore is enabled, -createchunkinstall separates out chunk-non-0 pak files but not utoc/ucas files

The -createchunkinstall option is used to separate out chunk>0 CDN/patch data from the main packaged app, but when using it with the IOStore enabled, only the pak files are separated out but not the ...

AddTimedDisplay causes crash when changing level

RemoveAfterSecondsLambda in AddTimedDisplay function may access released memory during level transitions. The following workaround works : void UViewportStatsSubsystem::AddTimedDisplay(FText Text, ...