Unreal Engine Issues

Motion Controllers fail to track during Launch On

The Editor is failing to track or receive input from connected SteamVR motion controllers during a launch on. It appears that the editor isn't locating the action manifest. If the user enters VR Pr ...

Assertion failed: InputOboeStream != nullptr when changing levels with Android voice enabled

Assertion failed: InputOboeStream != nullptr when changing levels with Android voice enabled User was able to workaround the issue by replacing Audio::FAudioCaptureAndroidStream::CloseStream() wi ...

Clothing Data paint doesn't effect visible mesh

Skeletal mesh sections with cloth should have their visible mesh match their simulated mesh and this should be effected by painted values. Any vertices left unpainted(at 0) after the initial paint, ...

To activate cascade particle first time on sequencer is not work in a specific way.

The bIsActive flag on ParticleComponent is stored in a sequencer asset. If it's true, PartilceSystemComponent::ActivateSystem is skipped at FParticleTrackExecutionToken::Execute. In workaround, Set ...

The vertex color view mode in the vertex painting editor mode ceases to work when the project setting "Extend default luminance range in auto exposure settings" is enabled.

When "Extend default luminance range in auto exposure settings" is enabled, the Color View Mode in the vertex painting editor mode ceases to work and without any warning to the user. ...

Changing "Coordinate Light Map Index" When "Generate Lightmap UVs" Is Enabled In A Static Mesh Crashes Engine

When altering "Coordinate Light Map Index" in a static mesh when "Generate Lightmap UVs" is enabled in LOD 0 the engine will crash or "Coordinate Light Map Index" will be set to 0. A demonstration ...

Exposure Compensation Curve not applied in Standalone/Packaged

'Exposure Compensation Curve' is not being applied in Standalone or Packaged projects. Confirmed in 4.25 MAIN at CL 10871578 ...

3D Text - Translucent materials not rendered

Translucent materials are not compatible with 3D Text. ...

SceneCapture2D cause crash on Mobile Preview

Reflection capture doesn't work with full dynamic lighting

The Reflection Capture is not showing reflections for anything but the Sky Light when all Lighting is set to Fully Dynamic. This was reported and tested in 4.24.1 (CL-10757647). This was reproduce ...