Unreal Engine Issues

Spline Mesh regression on older iOS phone

Regression with rendering Spline Mesh Components seen on older (5s) iOS device. I did not reproduce a crash with an iPadPro A1701 or an Android Note 4 Confirmed in 4.23 MAIN at CL 6910902 ...

Set World Origin on a Dedicated Server causes Pawn Stuttering

Setting the World Origin after enabling Multiplayer World Origin Rebasing in the Project Settings causes the Pawn to flicker on movement. Tested in 4.21.2 (CL - 4753647), 4.22.2 (CL - 6574378), 4 ...

NullNetworkReplayStreamer::tick cost much more time in 4.22 when record replay

Mobile VR - Foliage (HISM) crash

HISMs cause mobile VR app to crash. Confirmed in 4.23 MAIN @ CL 6829265 ...

Crash when creating an animation

The editor crashes when trying to add an animation key frame for the row fill setting for a grid panel ...

Landscape material renders as default material on TM-AnimPhys

Landscape material renders as default material on TM-AnimPhys: LogMaterial: Warning: /Game/Maps/Framework/TM-AnimPhys.TM-AnimPhys:PersistentLevel.Collision-Landscape.LandscapeMaterialInstanceConstan ...

Packaged Dedicated Server will not regenerate navmesh around instanced mesh

The foliage instanced mesh, as well as ISM and HISM components both appears to be unable to export navmesh data for generation once we introduce a change in the contents. This error only shows up in ...

Mobile VR - Render Targets not working with Mobile Multi-View

Render target materials display as black on mobile VR when Mobile Multi-View is enabled. Also confirmed with LDR capture source. User also reports issues with scene depth (potentially fixed with [ ...

Using Interpolative Animation Data into 'Make Dynamic Additive' gives warning "Trying to play a non-additive animation into a pose that is expected to be additive in anim instance"

Feeding Interpolative non-additive Data into Make Dynamic Additive gives a Warning "Trying to play a non-additive animation  into a pose that is expected to be additive in anim instance" AnimBluepr ...

Disabling 'Maintain Horizontal Ground Velocity' -> incorrect velocity reported when colliding in negative directions

With  'Maintain Horizontal Ground Velocity' disabled in the first person character - velocity is not set to zero when stopped by collision while moving in a negative direction. Confirmed in 4.23 ...