Unreal Engine Issues

Custom iOS icons don't appear using BP projects [4.18.2]

So far this has been tested on Mac deploying SunTemple to an iPhone 7 (10.3.3). It occurred with both Launch On and File Package. This does not occur when deploying StrategyGame from the same Mac t ...

Twinmotion freezes after starting in VR mode with the HTC Vive Pro 2 headset.

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

Bug in StringTemplate.cpp related to modulo operator in MaterialTemplate.ush (code fix provided)

Shader Template files like MaterialTemplate.ush do not submit previous chunks when encountering a `%` character, unless that `%` character is `%s` or `% {...} `. Because the error is happening ...

Make Custom Event names start with "Event"/Fix "Event Event" issue with overridden Events

If you name an Event something like "Event Foo", overriding the event in a ChildBP gives you "Event Event Foo" To avoid this, please make Custom Event names Start with "Event" ...

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 ...

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. ...