Unreal Engine Issues

[CrashReport] Crash on Mac when running specific cook commandlet

This is a Mac commandlet crash that is experienced by a few external users. ...

Get Instances Overlap returns overlap outside of collision bounds

Get Instances Overlap returns overlap outside of the collision bounds. This effects the Instanced Overlapping Box and Sphere. It is also reproducible with engine assets replacing the Fencing mesh. ...

Rotation Not Always Replicated When bUseControllerRotationYaw is Set to False

Rotation does not always appear to be replicating when bUseControllerRotationYaw is set to false on the Character's class. This seems to occur 4/5 times. There are the occasional times where telep ...

Material Parameter Tracks don't transfer when converting Matinee to Sequencer(Showdown VR Demo)

-Material Parameter tracks are not converted when converting it to a matinee to a level sequence asset Example: SplineRocketTrail smoke trails are not appearing when playing Matinee for Showdown VR ...

[CrashReport] USpeedTreeImportFactory::FactoryCreateBinary()

This is a common and longstanding SpeedTree import crash that has occurred since at least 4.14 for over 100 users. This seems to be the same issue as a previous Jira from 4.10 which was closed wit ...

WorldGridMaterial gets added as Element 0 when importing LOD model

When importing a LOD model, LOD material can get added as element 0, not preserving previous material assignment. It's not possible to re-order/delete the automatically added Element 0 WorldGridMat ...

Paint Mode button options disappear when toggling on "Use Small Tool Bar Icons" in the User Interface

When toggling on the "Use Small Tool Bar Icons" under the User Interface settings, the button options that sit directly under the Colors, Weights, and Textures options in Paint mode disappear. Thi ...

Hierarchical Instanced Static Mesh component culls before it is completely off screen

Hierarchical Instanced Static Mesh component culls before it is completely off screen. This only seems to happen with more than 3-4 instance elements. This also does not happen with Instanced Static ...

Inserting before a FSlateImageRun twice will cause crash

Merge Actors with assigned same material to multiple slots causes an assert

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