Unreal Engine Issues

Umlauts in config files cause encoding issues when synced through Perforce

When an Umlaut character is in an .ini file in the Engine that is in Perforce as a Text file type, the encoding for the text file becomes messed up once it is synced. This does not occur when testin ...

Draw Texture using Modulate Blend Mode renders Black

When using the Draw Texture with the Canvas Render Target 2D as the Target within blueprints, the rendered texture will produce a black result if set to Blend Mode : Modulate. The other blend modes ...

Expose on Spawn Variables disappear after connecting promoted Class Variable on SpawnActor from Class node

The 'Expose on Spawn' inputs when calling the SpawnActor from Class node disappear if you promote the Actor Class to a variable. You would think that as long as the promoted variable is referencin ...

Particle Cutout Crashes On Certain Devices (Samsung Galaxy Note 2)

As soon as a particle system using the Particle Cutout feature appears a crash occurs. I used the Samsung Galaxy Note 2. Its asset number is 2894. I've attached the logs from the test on engine vers ...

Volumetric Translucent Shadow visibility artifact

Volumetric Translucent Shadow has artifacts when using some nodes like noise when clamped between 0,1. This happens with other nodes as well. When using a basic alpha mask or constant value there ...

Nested material functions can generate duplicate shader code

Next/Previous Widget Navigation still accept Tab/Shift+Tab navigation

When the next/previous navigation settings of a widget are set to Stop, pressing Tab or Shift+Tab still result in the next/previous widget gaining focus. Note: In the attached project, all Navigati ...

Planar Reflection seems to render inverted

Planar Reflections seem to be inverted on mobile devices. The angles seem to be off too. ...

The Ability to Import Compatible Assets While Maintaining Original Folder Structure No Longer Functioning

Before UE4.12 A user could drag a folder and its sub-directories from the Finder in Windows into the Content Browser and it would keep the folder structures. Now, doing the same results in the asset ...

Editor Crashes When Attempting to Change Units in Project Settings

The editor crashes when attempting to make a change to the units located in Edit->Project Settings->Editor->Appearance. The crash occurs as soon as one of the dropdowns is clicked. This is a regr ...