Unreal Engine Issues
Unreal Engine Issues
Crash Duplicating an empty AtlasRow material node
UE - Rendering Architecture - Materials - Nov 29, 2023This isn't a hard crash, but a "verify(...)" from MaterialExpressions.cpp, line 559. ...
A crash occurs inside the Unreal Editor when we change the Spline Point type of a spline point, and we subsequently select another spline point
UE - Editor - Workflow Systems - Jul 22, 2024In versión 5.4, a crash has been found when using splines inside the LevelViewport. This crash occurs when we change the Spline Point Type of a spline point, and subsequently we select another splin ...
Crash on packaged dedicated server when a uproperty is marked as both replicated and editor-only
UE - Foundation - Cpp Tools - UnrealHeaderTool - Nov 26, 2024In some situations, it can be useful to have a replicated editor-only C++ property (For example, the user that reported this issue was attempting to replicate settings to the client for game designe ...
Crash when a subsystem calls GetSubsystemArray() on its owner while engine code is iterating on subsystems also obtained through GetSubsystemArray()
UE - Gameplay - Aug 6, 2024In some occasions, engine code iterates over a certain subsystem type by calling FSubsystemCollection::GetSubsystemArray() and then calling some method on all subsystems of the returned array. This ...
Crash when adding a streaming level to the world through Python
UE - World Creation - Worldbuilding Tools - World Composition - Aug 3, 2021When using the Python plugin to add an existing level as a streaming level, the editor crashes. It seems that this happens regardless of what level is added or what the contents of that level are. A ...
Crash in GPUMessage.cpp when resetting FSocket when RHI is NullRHI.
UE - Rendering Architecture - RHI - Apr 5, 2025When tearing down a nanite project with the nullrhi active, there is a crash in the FeedbackManager destructor that causes any exit to be unclean. The teardown process causes a crash as the destruc ...
Cooking crash during shutdown with no useful error
UE - Simulation - Physics - Apr 11, 2023Sometimes some of actors are destroyed after the destruction of the solver through the garbage collector. In this case, the app crash in FChaosScene::RemoveActorFromAccelerationStructureImp because ...
[MetaSounds][Builder API] - Editor crashes when setting node position to a large value
UE - Audio - MetaSounds - Aug 9, 2023Setting the location of a node a the MetaSound Editor Subsystem to a very large value crashes the editor.Unhandled Exception: EXCEPTION_STACK_OVERFLOW Crash reporter link: [Link Removed] ...
Crash when duplicating component with Instanced property initialized with CreateDefaultSubobject
UE - Framework - Feb 2, 2024An editor crash can be observed when copy-pasting an actor with an actor component with an instanced object property when set to a non-default value. Detailed steps to reproduce are provided below. ...
Crash when pasting category
UE - Editor - Workflow Systems - Oct 25, 2024The following code example will generate category rows with nullptr assigned to OnPasteFromTextDelegate which causes a crash if the user tries to paste onto a row. Once you have this code create th ...