Unreal Engine Issues

Can not assign texture in directory with Chinese characters to material instances.

Subobject delimiter replacement in ResolveName can cause previously valid strings to exceed NAME_SIZE

ResolveName will replace the subobject delimiter (colon) with two periods. This increases the length of the string, and can cause asserts due to the string exceeding NAME_SIZE even when the name was ...

USplineComponent::FindLocationClosestToWorldLocation does not function correctly with non-uniform scale

Licensee reports incorrect results with FindLocationClosestToWorldLocation when used with non-uniformly scaled spline components. ...

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 ...

Renaming an asset set to Sequencer's Payload causes the reference to be removed after restarting the editor.

Renaming assets set to Sequencer's Payload will resolve the reference after restarting the editor. This is probably due to the fact that FemaleSceneEventPayloadVariable::Value is a String type. This ...

Adding a water island when substrate is true will flatten the landscape

When a landscape weightmap or heightmap update is required, ALandscape::ResolveLayersTexture is called via the ALandscape::UpdateLayersContent() The problem appears to be that all pixels in the Out ...

Auto Exposure Compensation Curve issue when switching from Manual to Histogram

When switching the Camera's Exposure Metering Mode from Manual toHistogram, the exposure level resets and takes time to settle. The Licensee has a proposed code change that would fix this issue. Als ...

Skylight Intensity causes brightness discrepancy between the pathtracer and realtime renderers

In a scene without a sky sphere, increasing the skylight intensity will cause the sky to brighten in the pathtracer. Other renderers do not brighten the sky, and the intensity increase is applied on ...

Ensure when using ellipsis overflow method with very small Slate text boxes

The Ellipsis overflow method on text widgets can cause an ensure to trip as a result of a render batch being sent with no indices. We could guard against this in SlateRHIRenderingPolicy by checking ...

HISM flickering when any character is visible

On an NVIDIA GPU, Instanced Static Meshes can flicker when a Groom card or mesh LOD is visible. This appears related to an issue rendering the ISM into the Scene Depth. At the end of the Prepass, t ...