Renaming parent invalidates childs hierarchy

UE - Gameplay - Components - Jun 22, 2018

When renaming the Parent of a Child Blueprint it invalidates the hierarchy of the Child Blueprint and nests its components under the DefaultSceneRoot. This bug was reported in 4.19.2 (CL-4033788) a ...

Lag spike for client while character is attached to actor

UE - Gameplay - Player Movement - Dec 14, 2022

Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. Issue does not occur for Listen Server players. It's likely that this is a replication ...

Recompiling blueprint actor in hidden sublevel, after reloading main level, detaches all its child actors

UE - World Creation - Worldbuilding Tools - Jan 4, 2023

Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. The repro steps are very specific for this; the core issue being that once the top lev ...

Widget Component Variable can not be changed to Public with Instance Editable

UE - Editor - UI Systems - Mar 2, 2023

This is not explicitly a regression from 5.0.3. In 5.0.3 the component variable is set to public with instance editable by default and can not be changed. Tested in //UE5/Release-5.0 CL20979098 Any ...

Movie play following Open Source crash editor when changing viewport size.

Media Framework - Mar 29, 2017

When playing movie in PIE, changing viewport size leads to Engine crash. This is not reproduced in 4.14.3 ...

CommonUI uses cached geometry that might be zero sized for gamepad focus

UE - Editor - UI Systems - Jan 11, 2023

Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. Workaround for issue is to have a text box in the vertical box before any buttons; fir ...

Torque curve makes no difference on vehicle movement

UE - Gameplay - Blueprint - Sep 11, 2015

When changing the Torque Curve in a Wheeled Vehicle's Vehicle Movement Component, the values set don't affect the torque of the vehicle. ...

NavMesh does not build correctly to SkeletalMesh collision

UE - AI - Mar 16, 2015

NevMesh cuts out holes for collision incorrectly with Skeletal Meshes. Skeletal Meshes with "Can Ever Affect Navigation" set to true and that have a Physics Asset are capable of causing this. ...

Editor freezes when setting browser filepath for inserted element in project settings

UE - Platform - Mobile - Feb 7, 2017

May be similar issue as [Link Removed] but with slightly different repro steps. Not a regression as it occurs in 4.14.3 ...

Material Panner displays unusual behavior with timeline update

UE - Graphics Features - Jun 1, 2017

A material with a panner displays unusual behavior when the value of the panner's speed it dependant on a timeline. As time spent in the project increases the speed of the material while changing va ...