Unreal Engine Issues

Sequencer Frames Render Black When Four or Less Frames Are Rendered

Occurs: 5/5 times **MRQ renders black frames when custom playback range is set to four frames or less. Regression does not occur: tested using //UE4/Release-4.27 @ CL 18429761 GH Note: Issue does ...

Wrong normal map compression settings when importing USD file

Customer Comments: this is just a workflow issue where you need to set the compression settings to normal or tick the sRGB checkbox to fix the shading issue Regression testing done in //UE4/Rele ...

3D WebViewer shows white screen on Oculus 2

If Oculus and Oculus 2 are listed to package for Oculus Mobile device the 3D web viewer only shows a white screen. This only occurs when the package is playing on the device itself. ...

Crash Occurs In Skeletal Mesh Editor When Adding a Bone Transform in a New Animation Sequence

Occurs 3/3 times Regression does occur: tested in //UE4/Release-4.27.2  EGL Live @ CL 18319896. No crash occurred.  A crash occurs in the Skeletal Mesh Editor when adding a bone transform to the A ...

CollisionEvent and other events during ChaosCaching do not occur

Geometry Collection Actors do not respond with the appropriate Actor nor Component for OnComponentHit events

Geometry Collection Actors do not respond with the appropriate Actor nor Component for OnComponentHit events. Upon placing a breakpoint after following the steps to reproduce, you can see that the O ...

Base Pose Type Not Retained When Retargeting Animation with Additive Anim Type

Occurs 3/3 Times Base pose animation is not retained when retargeting animation with an additive anim type. ...

Crash when null texture parameter is present on a MIC

From UDN: [Link Removed] Proposed fix: int32 FHLSLMaterialTranslator::TextureParameter(FName ParameterName, UTexture* InDefaultValue, int32& TextureReferenceIndex, EMaterialSamplerType SamplerType ...

Replicated Timelines Update runs once for Clients when you change its Play Rate

See linked UDN for more info. This looks to be because of how OnRep_Timeline handles any changes to the component's FTimeline struct. If the timeline isn't playing, OnRep_Timeline will call SetPlayb ...

Distance Cull Fade Node on Material does not work with Skeletal Mesh

The licensee reports that this issue is caused by the following code not performing a Buffer update. .\Engine\Source\Runtime\Renderer\Private\ShaderBaseClasses.cpp void FMeshMaterialShaderElementD ...