FPlatformMisc::RequestExit freezes app in IOS

UE - Platform - Mobile - Jul 12, 2022

See the UDN question (duplicated below). I think we need to better manage the lifetime of the event we use for synchronization here. We are experiencing an issue where when FPlatformMisc::Request ...

Crash occurs while changing between FK/IK mode in Animation Mode on the same frame with Space changing

UE - Anim - Sequencer - Anim in Engine - Jul 11, 2022

Crash occurs while changing between FK/IK mode in Animation Mode on the same frame with Space changing. ...

BP using nested child actor components in streaming level causes ensure condition failed

UE - Simulation - Physics - Solver - Jul 11, 2022

This never happens on ue5.0.0 The problem appears to be caused by a deleted PhysicsProxy being registered with Solver. Since the solver accesses the deleted PhysicsProxy, it may crash. Checking a ...

Can not affect "r.SetRes" command in editor new window

UE - Foundation - Core - Jul 11, 2022

When playing in "New Editor Window" mode, entering the r.setres command does not change the screen size. This worked in UE4.27, but no longer works in UE5.0. ...

[MetaSounds] [Asset Importing] - Can't Import Wave Files Created from MetaSound Wave Writer

UE - Audio - MetaSounds - Jul 8, 2022

Wave files created by the Wave Writer nodes in MetaSounds cannot be imported successfully into the engine. On my end, wave files created by Audacity could be imported successfully, so there does see ...

ISequencer::OnPlayEvent does NOT fire at the end of playback in Sequencer editor

UE - Anim - Sequencer - Jul 8, 2022

ISequencer :: OnStopEvent is executed when pause, but not when playing to the last frame and stopping automatically. This is because OnStopDelegate.Broadcast(); is only in FSequencer::Pause(). When ...

Physics Constraint returns incorrect values for Swing1, Swing2, and Twist

UE - Simulation - Physics - Jul 7, 2022

Tested in //UE5/Main CL#20966071 Tested in //UE4/Release-4.27 CL#18319896 Physics Constraint returns incorrect values for Swing1, Swing2, and Twist. ...

Sessions Frontend crash when launching the "renderer" automation section without ray tracing enabled

UE - Rendering - Jul 7, 2022

Looks like we only need a way to disable the usage of these tests from running if ray tracing is disabled as they are ray tracing only tests. ...

Dynamic Mesh component collision detection isn't treated like a volume

UE - Simulation - Physics - Solver - Jul 7, 2022

Tested in //UE5/Main CL#20966071 with the same results. Dynamic Mesh component collision detection isn't treated like a volume. End Overlap fires when the character stops Overlapping the side of th ...

bIgnoreAllPressedKeysUntilReleaseOnRebuild ignores digital keys that are part of analog actions

UE - Gameplay - LWC - Jul 7, 2022

UDN post raising this. We ignore digital inputs only, but do so by querying Key.IsDigital(). This causes issues if the key is mapped to an analog action (i.e. it's emulating an axis). Proposed solu ...