Unreal Engine Issues

Issue with Landscape Layer Blending Node compile in UE 5.4.2

When the SetMaterialAttributes Material Expression is used without an input to MaterialAttributes, it will cause Landscape Layer Blend expressions to fail to compile if it is the only layer on a par ...

Devices reporting OpenGL ES 3.2 such as Galaxy Note 7 detect as ES2-only

r.SSS.Checkerboard set to "2" loses saturation on subsurface profile shading model

IOS project builded with Metal 2.1 and launched from Xcode will cause crash

Enable Collision checkbox does not affect static meshes from static mesh editor when set to false

Setting the Enable Collision checkbox to false in the static mesh editor does not alter collision on static mesh objects. ...

Nodes impacted by code changes do not generate warnings after HotReload

I noticed this while executing https://jira.it.epicgames.net/browse/UEQATC-1441. At step 10, there should be warnings on the nodes that were updated by the HotReload. This is a regression from 4.13 ...

Linear Color Struct values are changed when upgrading from 4.26.2 to 4.27.1

It seems that changing the value to something different than the default of a Linear Color Struct variable, results in the value being changed when upgrading the project to a new engine version. Thi ...

Mip Gen Blur Settings affecting Mip Level 0 when setting the Maximum Texture Size

When Blurring a Texture using Mip Gen Settings and setting the LOD Bias or Maximum Texture Size, the blur gets applied to the base Mip Level 0. This behavior is contrary to how it behaves when blur ...

Android Galaxy S 3 (Mali) or Galaxy Note 2 (Mali) Mobile Devices Not Rendering BSP

When the user launches a packaged game for the Android S3 Mobile Devices, any BSP's that were in the level are not visible. Collision still exists, but they are not visible when playing. ...

Rendering with a singe frame custom frame range in the MRQ with temporal sampling renders 2 frames instead

Temporal samples cause more than one frame to be rendered with a custom range of 1 frame ...