Unreal Engine Issues
Unreal Engine Issues
UToolMenus::GenerateWidget can crash while calling PopulateMenuBuilder
UE - Editor - Workflow Systems - Nov 24, 2023A user reported that UToolMenus::GenerateWidget will crash if UToolMenus::AddReferencedObject is called during the construction of a menu. Using the above in-code repro steps, I can repro this in a ...
Attempting to apply instance changes to blueprint after altering a struct array crashes editor
UE - Gameplay - Blueprint - Dec 14, 2015Editor crashes if a struct array that has been made editable is edited in an instance within the details pane of the level viewport, then the changes are applied from the instance to the base bluepr ...
Editor crashes when assigning Landscape layer info while Forward Shading is enabled
UE - LD & Modeling - Terrain - Landscape - Nov 7, 2017Crash occurs when Forward Shading is enabled in Forward Rendering Options User noted that if "Support Stationary Skylight" in Project Settings > Rendering > Shader Permutation Reduction is disabled ...
Packaged game crashes with empty callstack when exiting game through steam VR overlay
UE - Platform - XR - Sep 13, 2016Packaged game crashes with empty callstack when exiting game through steam VR overlay. The application is exited but is fallowed up with a crash ...
Engine Crashes When SubAnimInstance is set up and Master Sequence is Set to Spawnable
OLD - Anim - Oct 20, 2017Engine crashes when CharacterBP is dragged into the Shots track and Spawnable is checked and unchecked when character animation Blueprint has a SubAnimInstance set up. ...
Having an "IsShiftDown" node with a branch in the On Key up event will cause a crash
UE - Gameplay - Blueprint - Jun 16, 2015If a user uses an IsShiftDown node inside of an OnKeyUp override it will cause the editor to crash. ...
Crash when adding a pawn that has a SetSenseEnabled node set to true on Begin Play and then playing the game
UE - AI - Apr 20, 2021When adding the SetSenseEnabled node to a Pawn and controlling another pawn that has an AIPerceptionStiumuliSource, the editor crashes. I tested using other senses such as Hearing and the crash occu ...
Editor Crashes on Opening After Deriving C++ Class from Another Class
UE - Foundation - Cpp Tools - Hot Reload - Sep 13, 2017After deriving a C++ class from another class and then closing the editor, the project will crash when reopened. This crash will continue until the project files are regenerated and the project is r ...
Editor crashes when creating a new level while the current level contains an Actor with an Actor Sequence Component
UE - Anim - Sequencer - Jan 5, 2022This is not a regression. Tested in: //UE5/Main CL18218925 Binary - Crashed //UE5/Release-5.0 CL16682836 Binary - Crashed //UE4/Release-4.27 CL Binary - Crashed Having a level open that contains a ...
Crash in GameplayTag Editor Widget when editing array of tags on a component
UE - Gameplay - May 17, 2022Editing an array of gameplay tags on a component belonging to an actor instance can lead to a crash. There are inconsistencies with how the Gameplay Tag Editor widget behaves:Array of gameplay tags ...