Lyra 5.5 - LAS_ShooterGame_SharedInput has got a missing reference on InputMapping #1

UE - Gameplay - Input - Jan 27, 2025

The templated Lyra project for 5.5 is missing a reference to IMC_Default_KBM on /ShooterCore/Experiences/LAS_ShooterGame_SharedInput because it looks like IMC_Default_KBM was renamed to IMC_Default. ...

Scroll widget into view will cause a crash is given a null value

UE - Editor - UI Systems - Sep 25, 2015

If the user uses "Get child at" with an invalid index and then hooks up the return value to a "Scroll Widget into View" node's "Widget to Find" pin it will cause a crash ...

iOS package with Metal Desktop Renderer enabled crashes on iPhone

UE - Rendering - Architecture - RHI - Oct 11, 2024

iOS package with Metal Desktop Renderer enabled crashes on iPhoneThis issue does not occur if Metal Desktop Renderer is disabled ...

Packaged ThirdPerson template with "start in vr" enabled packaged and launched with "-nohmd" crashes

UE - Platform - XR - Mar 31, 2021

The callstack is not XR-specific, it's just the engine trying to secure the audio device on startup, windows failing to return one, and the app not being able to continue safely. The crash does not ...

The CTRL+S shortcut does not save an opened Sequence it the Sequencer Window is undocked

UE - Anim - Sequencer - Jul 29, 2025

The CTRL+S shortcut does not save an opened Sequence it the Sequencer Window is undocked. Docking the Sequencer Window to the main window fixes the issue. I've reproduced the behavior on UE versions ...

RigVMRegistry : The registry is not locked for writing yet : ensure statement error during cook

UE - Anim - Rigging - Control Rig - Sep 2, 2025

I am seeing an cook failure at the very beginning. It goes away with a retry step via Horde. Please find attached call stack. I am able to consistently reproduce it by wiping all the DDC cache and ...

Clicking the Closed Loop check box for a Blueprint SplineComponent crashes the Editor.

Tools - May 12, 2015

Clicking the Closed Loop option in a new Spline Component results in the Editor crashing. This only occurs in 4.8 Preview 1 (so far). 4.7.6 and Main appear to be working correctly. ...

When Sequencer's Add Filter Menu>Keyed(U) is enabled, adding a Key to an actor that previously failed the Filter (had zero Keys) does not immediately include the Keyed actor in the filtered list (if fails FSequencerTrackFilter_Keyed::PassesFilter)

UE - Anim - Sequencer - Jun 25, 2025

When Sequencer's Add Filter Menu>Keyed(U) is enabled, adding a Key to an actor that previously failed the Filter (had zero Keys) does not immediately include the Keyed actor in the filtered list (if ...