Unreal Engine Issues

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. ...

UE5.4 Preview 1 produces rendering artifacts on Landscape with World Position Offset

A material on a landscape with WPO will cause major ghosting, even if that WPO is a dynamic {0,0,0} ,such as from a black texture. ...

FPS drop when deploying to a Mobile device

The FPS drop off of this users project is significant between version of UE4. I tested this issue on a Samsung Galaxy Note 10.1 2014 edition. I also tested on a iPad air 2 on 8.1. There was a sig ...

4.16.1 Android Development builds crash on start with "unfortunately [App] has stopped"

Black screen caused by depth of field on several mobile devices

DOF does not display correctly(screen turns black) on several mobile devices. I could repro the issue on:Samsung GALAXY S7, Android 6.0.1Xperia X Performance (F8132), Android 6.0.1 ...

ARCore: passthrough camera texture has blue and red channel swapped when building against gles 3.1

ContentExamples PostProcessing map demo 1.13 post process volume screen percentage is not low enough

The post process volume in ContentExamples for Screen Percentage is set to 90 which is too high to notice a difference. The documentation has it at 25 here: https://docs.unrealengine.com/latest/INT/ ...

Values are not copied for a EnumArray that is part of an exposed Struct Variable

Values are not copied for a EnumArray that is part of an exposed Struct Variable; when copying from the Details panel to a copy of the same actor. User Description: If you make an array of custom ...

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 ...

Box Reflection Capture is placed with a different default scale value when placed from the Quick Add Menu

Box Reflection Capture scale is set to 1.0, 1.0, 1.0 instead of 1,000.0, 1000.0, 400.0 when placed from the Quick Add Menu versus other placement methods. ...