Unreal Engine Issues
Unreal Engine Issues
FTabManager::FindPotentiallyClosedTab Crash Due to Invalid Array Indexing
UE - Editor - Workflow Systems - May 25, 2023As you can see from the above callstack it appears that calling RestoreArea can call FindPotentiallyClosedTab again higher in the stack, which can Remove() an entry from CollapsedDockAreas- this cau ...
Assertion occurs when undoing a Child State's unparenting from another Child State in AI State Trees, leading to a crash.
UE - AI - StateTree - Apr 15, 2022Assertion occurs when undoing a Child State's unparenting from another Child State. Repro Rate: 5/5Assertion failed: false [File:D:\build\++UE5\Sync\Engine\Source\Runtime\Slate\Public\Widgets\Views ...
Niagara Uniform Ranged for integers maximum is exclusive but should be inclusive
UE - Niagara - Dec 17, 2019Uniform Ranged for integers maximum is exclusive but should be inclusive or at least say otherwise ...
Editor crash when Use Dynamic Material Instance is set to "True" on landscape
UE - LD & Modeling - Terrain - Landscape - Mar 23, 2018Setting "Use Dynamic Material Instance" to true in the landscape details will cause the editor to crash. Reproduced in 4.19.0 CL 3944462 and 4.20 Main. This feature is not available in 4.18.3. ...
Doing a Rebuild in Visual Studio fails to compile
UE - Foundation - Cpp Tools - UnrealBuildTool - Apr 19, 2016Attempting to use the Rebuild option in Visual Studio will fail to build the project. It instead produces a message that "Epic was unexpected". ...
Cannot continuously change Bone Name in SkeletalMesh Sampling Settings
UE - Anim - Jun 14, 2024An access violation occurs in FNiagaraSkeletalMeshRegionBoneFilterDetails::HandleBoneNameComboBoxSelectionChanged() due to StringItem is nullptr. SkeletalMeshRegionCustomization.cpp void FNiagaraS ...
Users can create project with name of "Stack" which causes conflict with existing "Stack.h"
Tools - Sep 12, 2016Users can create project with existing name of "Slack" which causes conflict with existing Slack.h. Call stack is log file. ...
Windowed Fullscreen causes Lighting Variations in Rendered Envrionment
UE - Graphics Features - Jan 18, 2016When a scene is light with a single Stationary Directional Light and a Single Stationary Skylight and packaged to use Windowed Fullscreen, there is a difference in how the scene is rendered compared ...
Root Motion from Everything doesn't accept Root Motion from Montages
OLD - Anim - Feb 18, 2016Root Motion from Everything doesn't accept Root Motion from Montages in 4.11. This works in 4.10. Can regress down the issue if needed. ...
Light Propagation Volume Occlusion Intensity not working as intended
UE - Graphics Features - Oct 26, 2017Light Propagation Volume Occlusion does not affect scene as it should. The workaround in 4.17.2 is to disable DBuffer decals which will enable the Light Propagation Volume Occlusion. Occurs in 4.1 ...