Unreal Engine Issues
Unreal Engine Issues
Deleting curve from Pose Asset sets mesh back to default pose
OLD - Anim - Apr 14, 2017REGRESSION: Yes. Issue occurs in 4.15, but does not occur in 4.14.3 When the user deletes a curve from a pose asset, the mesh will revert to default pose, even if it was showing a pose. The Pose' ...
Placing a Physics Constraint Component in an Actor Triggers a Warning During PIE When There Are No Constrained Components
UE - Simulation - Physics - May 15, 2017A warning is appearing in the output log during PIE when an actor contains a Physics Constraint component that does not have any constrained components set. This did not occur in 4.15.2, this is a ...
Cannot add to Override Materials array of a Static Mesh Component
UE - Graphics Features - May 23, 2017Materials cannot be added to the Override Materials array in a static mesh component because attempting to add elements to the array fails. Regression: Yes - using the plus button to add to the arr ...
Role and RemoteRole may not be correct after changing
UE - Networking - Jan 25, 2018There are cases where changing the Role and RemoteRole of a Pawn doesn't get properly replicated. The underlying issue has to do with ScopedRoleDowngrades and Shared Shadow State. A workaround is t ...
AttachToComponent replication snapping to position instead of keeping relative location
UE - Networking - Feb 15, 2019When using AttachToComponent at runtime, the attachment does not replicate properly for some clients. The relative transform/rotation is not maintained. The user who reported this issue mentioned th ...
A crash happens with a combination of Event Receive Tick AI and a pawn losing possession
UE - AI - May 18, 2022User reports this is a regression because it worked in 4.27, but they converted to 5.0.1 and now it causes a crash. However, I'm unable to verify this at this time. A crash happens with a combinati ...
Python function unreal.AssetRegistry.get_assets_by_class is broken
UE - CoreTech - Nov 21, 2022Repro Rate: 3/3 This issue was reproduced in //UE5/Release-5.1 at CL 23058290. This is confirmed to be a regression since the errors do not occur on the previous version and is regression tested o ...
Game Crashes when playing 2nd Startup Movie
UE - Media Framework - Jan 6, 2023Reproduced 3/3 times, issue does not occur in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed Regression. I've tried enabling the Media Movie Streamer plugin & Electra Player plugins, but Game cr ...
GAS: RemoveActiveGameplayEffect crashes when called during world teardown for periodic GEs
UE - Gameplay - Gameplay Ability System - Mar 2, 2023AbilitySystemComponent crashes when RemoveActiveGameplayEffect is called during world teardown for an active gameplay effect that ticks periodically, by unsafe GetWorld()->GetTimerManager() access w ...
Level viewport toolbar buttons on the right side are collapsed even if the viewport has enough width
UE - Editor - Applied Usability - Jan 21, 2025The following worka round works :float SLevelViewportToolBar::GetTransformToolbarWidth() const { ... #if 0 // float ViewportToolBarWidth = static_cast<float>(GetCachedGeometry().GetLocalSize(). ...