Unreal Engine Issues

Adding HISMC instances resets wind for all existing instances

When adding new HISM instances, actors using SpeedTree -> WorldPositionOffset material are reset. 4.19 Repro project provided by user. I was unable to get WPO wind working in 4.18, I did noticed th ...

Foliage: Speed tree wind is reset for every add/remove/update on instances

Foliage: Speed tree wind is reset for every add/remove/update on instances What is happening:When we invalidate the render state, proxy are recreated, causing the wind to be removed and add again, ...

MediaPlayer failed to be open on Mac and IOS

Editor Crashes On Startup After Enabling Light Propagation Volume (LPV) With Forward Shading

After enabling Forward Shading that project can no longer operate while "r.LightPropagationVolume = 1" since it will crash immediately. ...

User's project fails to build when using -nativizeAssets in the project launcher

User's project fails to build when using -nativizeAssets in the project launcher Box Link: [Link Removed] ...

Sequencer asset in QAGame doesn't cook deterministically

A Level Sequence in QAGame doesn't cook deterministically, and is always included in patches. Possibly related to [Link Removed] ...

Maps in QAGame don't cook Deterministically

Some maps in QAGame don't cook deterministically, so are always included in patches. ...

Some Textures don't cook deterministically in QAGame

Some textures don't cook deterministically in QAGame, and are thus always included in patches. Potentially related to [Link Removed], unsure if that texture compression is used for these assets. T ...

VCAM 2.0 - No signal on iPad from Mac OSX

UDN case link with this ticket [Link Removed] ...

Overridden functions in Child Blueprints cannot be converted to/from pure functions

Overridden functions in Child Blueprints cannot be converted to/from pure functions. Reproduced in 4.8.1 and Main (//depot/UE4/Promotable-CL-2601051) ...