Unreal Engine Issues
Unreal Engine Issues
Set World Origin on a Dedicated Server causes Pawn Stuttering
UE - World Creation - Worldbuilding Tools - World Composition - Jun 10, 2019Setting the World Origin after enabling Multiplayer World Origin Rebasing in the Project Settings causes the Pawn to flicker on movement. Tested in 4.21.2 (CL - 4753647), 4.22.2 (CL - 6574378), 4 ...
Grass does not show up when I override the Material of LandscapeComponent.
UE - Graphics Tools - Terrain - Landscape - Sep 8, 2021Regression checked in //UE4/Release-4.26.2 CL 15973114 the issue is not reproduced thee ...
Pawn Blueprint cannot have variables default value set in Engine ini
UE - Gameplay - Blueprint - Jun 1, 2017When using a pawn blueprint, you cannot modify the value of a variable in the config files. This issue does not affect other kinds of blueprints, as this issue does not affect actor blueprints. Re ...
Curve Editor in CameraAnim and Matinee does not display anything in UE4.22
Tools - May 22, 2019The Curve Editor appears black and doesn't show any information or data. This is a regression from 4.21.2 (CL-4753647) where the Curve Editor functioned as expected. This was reported and tested in ...
Async Tick error on Particle System
UE - Niagara - Jun 4, 2019Whenever adding a Beam Data module along with Beam Source and Target, the Cascade editor produces an "NO ASYNC TICK" error. Tested in 4.21.2 (CL - 4753647), 4.22.2 (CL - 6547378), 4.23 (CL - 682596 ...
Animated characters may appear in A pose after loading a file with Path Tracer enabled
TM - Rendering - Mar 12, 2025When saving a file with Path Tracer enabled at the time of save, animated characters will appear in an A pose state. This will persist until Path Tracer is disabled. Occurs in Twinmotion 2024.1.2 a ...
Cannot click send in CrashReportClient on Mac
UE - Foundation - Core - CrashReportClient - Oct 24, 2016The CrashReportClient does not allow the send buttons to be clicked on a Mac. The client works fine on Windows. This works in 4.13.2. Works in: 4.13.2 - 3167898 Broken in: 4.14.0 - 3171634 WORKA ...
Rotation popping when attaching the negatively scaled hand mesh of a motion controller the child of a box collision component (left hand)
UE - Platform - XR - Mar 7, 2017The left hand in the VR template appears to pop as it rotates when assigning the mesh for the motion controller a parent that is a box collision component. This does not appear to affect the right h ...
Clicking on object causes EndInputTouch to fire on the press instead of the release
UE - Editor - UI Systems - Slate - Sep 18, 2018When clicking on an object EndInputTouch sometimes fires on the press instead of the release. This was not an issue in 4.19.2 (CL-4033788) and is a regression. However the functionality doesn't appe ...
Marketplace plugins "missing precompiled manifest" on Mac
UE - Platform - Apple - Oct 12, 2021Summary This issue was reported by a licensee via UDN. It appears that all of the plugins generate a "missing precompiled manifest" error when packaging a project on Mac in UE4.26.2.Licensee Platfor ...