Unreal Engine Issues
Unreal Engine Issues
Rotating Movement Component stops at pitch of exactly 90 or -90
UE - Gameplay - Apr 30, 2018When you set the rotation rate of a Rotating Component so that the moved actor reaches exactly 90 or -90 pitch, it stops rotating for a few seconds. ...
libPhysX3 iOS Bitcode packaging Error with github branch
UE - Platform - Mobile - Mar 13, 2019Unable to package a CPP project with Bitcode enabled "the github branch uses' GitDependencies' which downloads additional files such as the physx file in question which has the problem" mac/Bina ...
Motion Controllers fail to track during Launch On
UE - Platform - XR - Jan 8, 2020The Editor is failing to track or receive input from connected SteamVR motion controllers during a launch on. It appears that the editor isn't locating the action manifest. If the user enters VR Pr ...
Black viewport with artifacting when changing to MSAA with Forward Shading enabled
UE - Graphics Features - Dec 2, 2020DID NOT OCCUR IN BP FPS PROJECT - might be ContentExamples specific This issue does not occur when forward shading is disabled. Viewport error reads: TOO MANY OVERLAPPING SHADOWED MOVABLE LIGHTS ...
AActor::CheckActorComponents has misleading warning
UE - Gameplay - Components - Apr 24, 2023There's actually two issues going on here: 1. The REINST references are incorrect, and due to [Link Removed]. 2. Blueprint created components will always have different names between the instance ...
Unable to recapture the network channel data after stop the profile
UE - Foundation - Insights - Oct 18, 2023It appears that networking insights data is not being gathered when a delay capture is started with the "trace.send" or "trace.start" command. If we were starting from the application startup time w ...
'Malformed sequence hierarchy' ensure hit after modifying sub-sequence tracks
UE - Anim - Sequencer - Sep 5, 2025It's possible for there to be multiple instances of the same sequence in the evaluation states cache if the same sequence is used in multiple sub-sections. Caches are never removed from the evaluat ...
Editor crash when deleting a outline folder with subfolders and using context menu
UE - Editor - Workflow Systems - Oct 3, 2023A user has reported that when using the Scene Outliner in a large map that has many actors and nested folders in the Outliner, deleting a folder that has subfolders from the Scene Outliner with Dele ...
Crash when applying force on event tick to DM
UE - Simulation - Physics - Destruction - Jun 19, 2015When using a DM and applying force via blueprints with event tick will cause a crash. Workaround: Using a timer instead will not cause any crash even with very low values. Crashreporter: [Link Re ...
Issues with Convert Selected Actor to Blueprint Class (previously Replace with Composited Blueprint)
UE - Gameplay - Blueprint - May 14, 2015A licensee on UDN brought up some issues with "Convert Selected Components to Blueprint Class". After investigating a bit, it seems there's been some regression compared to what could be done with " ...