Unreal Engine Issues

FsplineComponentVisualizer inconsistent selection/deselection behavior in the Level Editor

It seems to be more intuitive if the component is selected on the Details Panel when activating a ComponentVisualizer in the Level Editor viewport. This is what happens in the Blueprint Editor’s Com ...

Alembic geometry cache not writing data into a virtual texture

Editor becomes unresponsive while Compiling with Save on Success of a Widget Blueprint that contains a Breakpoint in Pre Construct

This is not a regression. Tested in //UE5/Release-5.2 CL26001984 Editor becomes unresponsive after compiling with save on success a widget blueprint that has logic flagged with a breakpoint within ...

Lags in animation when set leader pose component is used

https://udn.unrealengine.com/s/question/0D54z00009UJv5HCAT/lags-in-animation-when-set-leader-pose-component-is-used From licensee: "USkinnedMeshComponents have the option to double-buffer their bo ...

Exclude Default Property Tracks array only excludes last element

Only the last element of this array is taken into account when adding defaults tracks. It looks like in FLevelSequenceEditorToolkit::AddDefaultTracksForActor a map is built mapping the property owne ...

ImageSize in Image widget is not set when setting a texture as a brush

Since FDeprecateSlateVector2D has been implemented in 5.2, the following function calls will always fail. Therefore, the ImageSize is not updated. This problem does not occur in 5.1.   void SBrus ...

Crash when force deleting Dataflow Graph

When force deleting a dataflow graph with the dataflow graph editor open it will crash the engine. This issue is occurring in Binary //UE5/Release-5.3 @ CL 26560699 This issue is occurring in Binar ...

Unable to import animation data from fbx with bone names starting with a number

When importing animations with numeric names from fbx in UE5.2 or later, the AnimationSequence asset is created but the animation data is not imported. The workaround is to not prefix bones with num ...

Inaccurate motion vectors when using different position binding in renderer

Even though the particles are not moving, and the velocity is zero, the output motion vectors are non-zero. This seems to only happen if using two sources of particle positions.  ...

[CrashReport]Assertion failed: !bInstancedStereoEnabled || (bInstancedMultiViewportEnabled || bMobileMultiViewFallback) [File:./Runtime/RenderCore/Private/StereoRenderUtils.cpp]

Generated from CrashReporter ...