Unreal Engine Issues
Unreal Engine Issues
Widget functionality broken when removing / recreating the same widget from a widget component
UE - Editor - UI Systems - Jul 26, 2016When SetWidget is called, the call to Widget->MarkPendingKill(); causes the widget to lose functionality if the widget being created is the same as the widget previously removed. ...
Skeletal Meshes with Physics assets with less than 5 bodies will not use flag for Start Awake
UE - Simulation - Physics - Dec 8, 2015When using a Physics Asset with 4 or less physics bodies the flag for Start Awake cannot be disabled, even if unchecked, when Simulate Physics is set to true. I've attached a project with assets f ...
When OpenGL ES 3.1 is enabled for Android build in Handheld AR Template, camera inverts colors
UE - Platform - XR - Mar 26, 2018When OpenGL ES 3.1 is enabled in Android Build settings, device prompts user to choose to "Allow ARInvertColor to take pictures and record video". If allowed, colors are inverted by the camera. If ...
Character velocity is registered while walking against physics objects and vehicles
UE - Gameplay - Jan 28, 2016Character velocity is registered while walking against physics objects and vehicles User description: I'm trying to rely on velocity to know when an actor is moving so that i can stop the walking ...
Thirdperson Character not Replicating correctly after being attached to an Actor
UE - Networking - Dec 20, 2017Problem description: When the Third Person Character gets attached to any other Actor (AttachToActor, Rule: Keep World), from the view of other clients the character (capsule, skeletal mesh) is out ...
Material Instance Can't Update Material Parameters Defined in a Material Function Within a Material Layer
UE - Rendering Architecture - Materials - Nov 21, 2018When you edit the parameters of a material function that is within a material layer from the material instance, the material instance does not update. Found in 4.20 CL# 4369336, 4.21 CL# 4541578, a ...
Download Image BP node no longer works with links to local files.
UE - Online - Mar 5, 2020The Download Image BP node no longer works with links to local files with links such as "file:///C:/image.jpg" . This used to work, and confirmed working in 4.22, but is no longer the case. https:/ ...
The Color Picker in the Material Editor doesn't pick colors from windows outside of the editor anymore
UE - Rendering Architecture - Materials - Nov 19, 2014The Color Picker/Eye Dropper in the Material Editor doesn't register colors from any windows outside of the editor anymore. Changelist #2337679 (Not working here of any changelist created after it ...
Ease Function resets Blend Exp on Restart
UE - Gameplay - Blueprint - Jan 27, 2015The Ease Node when set to use the Function Ease In, Ease Out or Ease InOut the Blend Exp will reset to 2.0 on each editor reload. It will even break variable inputs to return to 2.0. Reproduced in ...
Using HideCategories specifier does not hide custom categories
Tools - Aug 6, 2015If a Component/ variable is given a custom category in code, using the HideCategories specifer inside the UCLASS macro does not hide the category. ...