Unreal Engine Issues

Eye Adaptation post process volumes make the viewport extremely bright

In 4.14 when entering the volume the screen brightens which is expected. The problem is that in 4.15 it brightens more. So much so that some static meshes are rendered almost completely white. I ...

D3D Crash applying Built Lighting in a level containing Static Foliage

Editor session crashes applying Built Lighting in a level containing Static Foliage. Note: this crash does not occur if the Instanced Foliage Mesh has mobility set to "Movable" within the Foliage D ...

HISM: Calling UpdateInstanceTransform with a transform only containing rotation or scale would not update the transform at runtime or cooked

Calling UpdateInstanceTransform on a HISMC with a transform only containing rotation or scale would not update the transform at runtime or cooked. ...

[CAD Import] Metadata are totally different when loading an IFC file through TechSoft.

Crash can happen in FDetailLayoutBuilderImpl::Tick() when a category of UStruct member includes the "|" symbol and member is Tickable.

A crash can occur when a member of a UStruct has a category with the "|" symbol and is trying to be displayed inside by the FDetailLayoutBuilderImpl class. This happens when there is a UStruct memb ...

Anisotropy of material looks different when set via a scalar parameter node connected to the material node

The Anisotropy of a material looks different when set on the material output node vs when set via a scalar parameter node connected to the material node ...

Spline Mesh With Negative Start and End Scale Has Broken Lightmap

When you have a negative start and end Scale for a spline mesh the resulting lightmap that gets baked for the mesh will be incorrect. ...

Adding variables to components reports incorrect owner

Components that have variables added to them cause the component to register the wrong blueprint owner. ...

World Composition origin shifting does not account for shifting the Dynamic Directional Light shadow casting

Directional light does not cast dynamic shadows after origin rebasing using world composition. There is an attached project that reproduces this. To see that the shadows load primarily where the l ...

Post Process Effect Screen Percentage Not Functioning

The Post Process setting "Screen Percentage" does not seem to work at all. After looking at the example provided in the documentation highlighting the Content Examples map with this feature, I was ...