Unreal Engine Issues
Unreal Engine Issues
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 ...
Crash when enabling r.HairStrands.Visibility.PPLL
UE - Graphics Features - Mar 10, 2022Licensee reports no crashes in EA2. It crashes in Preview 2. The project is uploaded in a BOX due to its large file size. [Link Removed] ...
[CrashReport] UE4Editor-Kismet.dylib!FTabInfo::OnMouseDownHisory(FGeometry const&, FPointerEvent const&, TWeakPtr<SMenuAnchor,()
UE - Platform - Apple - Jul 20, 2017This is a common crash affecting Mac users in 4.16. It has occurred since at least 4.13 ...
Get Hit Result Under Cursor By Channel Blocked by Hidden Actors
UE - Gameplay - May 11, 2017Components that are hidden in game seem to be blocking hits from the Get Hit Result Under Cursor by Channel node when it's tracing Visibility. This behavior is not consistent with 4.15.2. In 4.15.2 ...
Flickering with foliage occurs when setting the world origin point
UE - World Creation - Worldbuilding Tools - Foliage - Dec 28, 2017There is an issue with flickering with foliage that occurs when setting the world origin point. This issue does not appear to be a regression. Versions Tested: Issue occurs in all versions tested 4 ...