Unreal Engine Issues

The process of performing SetTextureParameterValue on a decal component during BeginPlay, the result will not be the same every time when streaming a level.

If executing CreateDynamicMaterialInstance and SetTextureParameterValue on BeginPlay for the decal component, the decal will be different the first and second time level streaming. ...

There are parameters in Niagara's AddVelocity module that will not be copied and pasted.

Newly created Groom assets crash when opened after restarting the editor

Calculating LLM of Audio tag in AnimationStreaming.

 In the following section, AnimationStreamingManager incorrectly adds in Audio's LLMTag.   void FAnimationStreamingManager::UpdateResourceStreaming(float DeltaTime, bool bProcessEverything /*= fals ...

Level sequence does not play when using async load for level

The problem seems to be that FLevelSequenceBindingReference::Resolve () fails due to LoadPackageAsync() called in the FStreamableManager::StreamInternal() function. The licensee reports that the pro ...

Button response wrong on lastest MacbookPro

Vehicle tire forces applied too high

Vehicle wheel friction values are applied too high relative to the vehicle centre of mass.  They are applied at the wheels original rest position rather than the base of the current wheel location. ...

References to original assets/widgets are left behind when replacing them in UMG

SingleSampleShadowFromStationaryLights does not work in UE5 (when GPU-Scene is used)

The flag is not propagated in FPrimitiveSceneShaderData::FPrimitiveSceneShaderData and so is missing in GPU-Scene primitive data. Need to add: .UseSingleSampleShadowFromStationaryLights(Proxy->UseS ...

Crash after changing either the Anim Start or End times of an Animation Composite

This is a regression tested in //UE4/Release-4.27 CL#18319896 Crash after changing either the Anim Start or End times of an Animation Composite when using Enter to confirm their value. ...