Unreal Engine Issues

Landscape that has tessellation enabled sometimes doesn't render in cooked build

If a landscape uses a material that has tessellation enabled. Then in Editor and PIE things render correctly. But in a cooked package we sometimes hit this check. check(!bCurrentRequiresAdjacencyI ...

[Landscape] Multiple Level Instances with Landscape causes duplicate GUID issues.

Loading the same level twice through Load Level Instance BP Node will cause issues with levels containing Landscape as they will end up with the same GUID and the underlying systems do not support t ...

Packaging a blueprint only project with Nativization fails

REGRESSION: Does not occur in 4.24 Packaging a blueprint only project with Nativization enabled results in a failure during the Staging phase. A message appears reading the following:Missing UE4Ga ...

Naming an enum parameter on a blueprint function "Category" places the function in a category

If the user gives an enum parameter in a blueprint function the name "Category", this will result in the function being added to a category in the My Blueprint panel. ...

BuildPlugin command cannot build plugins with platform extensions

It seems like the BuildPlugin command is not copying all the dependencies in the HostProject.  Here are the errors reported by a customer:  DynamicCompilation.RequiresCompilation: Compiling D:\Per ...

If using High Quality Gaussian DoF on Mobile, the whole screen is always blurred

When High Quality Gaussian DoF on Mobile is enabled, the entire screen is always blurred.  I confirmed that it works properly in 4.24. Also, I confirmed that adding the modified CL of [Link Remove ...

If enable iostore and run BulkData.lock twice on the same frame, the second time get pointer will be nullptr

Unreal Editor crash on Datasmith import with VrayBlend Materials

It seems like VrayBlend materials are crashing the Engine when importing them with Datasmith. This is a regression from 4.24.3 (CL-11590370) where the file imported successfully. This was reported ...

PIE Dedicated Servers Have Lower Saturation Limits

UNetConnection::Tick() clamps the delta time used for the bandwidth limit to the desired tick rate (1 / DesiredTickRate). In PIE, this number is different than the net server max tick rate, so the b ...

SBasePoseViewport should use ExtendedBounds, not ImportedBounds

In accordance with CL-9139422 of [Link Removed], the SkeletalMesh ImportedBounds does not have an Extend operation. However, SBasePoseViewport, the UI for retagettes, continues to use ImportedBounds ...