Hot reload does not update Enum entries

UE - Gameplay - Blueprint - Oct 13, 2015

Performing a hot reload after updating an Enum will not reflect the update until the editor is closed/reopened. UPDATE (8/23/17): Restarting the editor dose not immediately update the enum. When ...

The drawing order of widgets becomes wrong when GlobalInvalidation is enabled,

UE - Editor - UI Systems - Slate - Nov 26, 2021

When trying to create a widget with specific steps, the drawing order may not be correct. This is not reproduced when Global Invalidation is disabled, and the state can be restored. This issue is pr ...

Material Function Instances do not show up in the Material Function Call node

UE - Rendering Architecture - Materials - Jun 5, 2023

This is not a regression. Tested in //UE5/Release-5.1 CL23901901. The Material Function Instance can be dragged and dropped into the Material Function Call. ...

CapsuleComponent with CCD on will push and pull any simulated physics objects when close but not in contact with the capsule

UE - Gameplay - Jul 21, 2015

When using a capsule component for the character with CCD enabled there can be a force that pulls or pushes simulated meshes that are never touched by the capsule. Demonstration video attached. As ...

Spring Arm Component attached to a Vehicle in a multiplayer environment will cause the Vehicle to jerk forward and backwards

UE - Networking - Aug 11, 2016

Spring Arm Component causes vehicle to jerk forward and backwards in a multiplayer environment. ...

Destructible Event OnComponentFracture fires multiple times when Debris flag is enabled.

UE - Simulation - Physics - Destruction - Jul 15, 2015

When using a Destructible that is using the Event OnComponentFracture and the flags for Debris timeout/max separation and Debris Enabled will cause the event to fire for each chunk removed from the ...

PLCrashReporter iOS Bitcode packaging Error

UE - Platform - Mobile - Mar 6, 2019

Unable to package a CPP project with Bitcode enabled Confirmed in 4.23 MAIN @ CL 5291468 ...

Raytraced reflection doesn't work with high roughness

UE - Graphics Features - Lumen - Oct 30, 2020

Even when the max roughness for raytraced reflections is set to 1, they seem to be blended away at far below that value. For projects (e.g. film,vfx) where quality trumps speed it would be valuable ...

When multiple actors are selected, they have different undo behavior in the details panel

UE - Editor - Workflow Systems - Nov 15, 2021

When the text in spinbox has focus, it doesn't get the change notification externally. It may also be worth noting that ctrl z or ctrl y also do not get bubbled up to undo the text box values. It a ...

Control Rig parameters don't function in the AnimBP after the Editor restarts

UE - Anim - Rigging - Control Rig - Jun 14, 2020

Control Rig parameters don't function after editor restarts. Also the default values don't function and you need to use an input instead of directly editing the values of the pins. You can work aro ...