Animation metadata with an instanced subobject will display "Multiple Values" for all fields when recompiled

Anim - Animation - Dec 13, 2018

Animation metadata doesn't seem to properly support metadata with instanced subobjects, and breaks upon recompile when the data is reserialized. This seems similar to UE-42066 and the other issues l ...

Sphere Reflection Captures Are Not Cleared Out of Arrays Properly When Deleted

Rendering - Dec 11, 2018

SphereReflectionCaptures are not properly destroyed when deleted, and still take up space in the AllocatedReflectionCaptureState array. After reaching 341 SphereReflectionCaptures, the only way to c ...

Pressing ESC while on a drag operation makes drag visual to be disappeared and OnDragCancelled not to be called.

Tools - UMG - Dec 11, 2018

DragDropOperation is removed when pressing esc button. but this is skipping OnDragCancelled so it can disrupt user's UMG drag operation logic.  ...

Crash when using a specific Component Mask with Material

Rendering - Dec 11, 2018

This problem seems to stop at Check in HLSLMaterialTranslator.h. If the same value is entered in MCT_Float and MCT_Float4, it branches to True with IsIdentical, but it seems that a problem has occur ...

When Both AnimMontage and AnimationTrack are Playing, the Blending Results are Different from Expectation

Anim - Dec 11, 2018

When Slot animation by AnimMontage and AnimationTrack is done at the same time, the blend result differs from expectation. Probably because if AnimMontage's loop playback by EventTrack is executed, ...

Crash Upon Sequencer Modification of Actor's Array Variable

Sequencer - Dec 7, 2018

If Sequencer event track modifies an Actor's Integer Variable Array that is exposed to Cinematics, the Editor will crash when the Stop button is pressed. ...

Product Viewer Template does not in standalone and VR

Tools - Studio - Content and Templates - Dec 7, 2018

User created constraints have a default joint name of "UserConstraint" that cannot be edited

Physics - Dec 6, 2018

Constraints created by users are all given the same Joint Name of "UserConstraint" and it cannot be edited. This makes referencing these joints individually impossible. Regression?: No This occurs ...

Static Mesh's Simple Collision does not mirror collision orientation when mirrored

Physics - Dec 5, 2018

Created Static Mesh Actor's Simplified Collision boxes do not mirror Collision Orientation when mirrored in the World/Editor. ...

AStaticMeshActor::CheckForErrors using exact compare instead of epsilon

Physics - Dec 5, 2018

AStaticMeshActor::CheckForErrors() is producing slightly incorrect results due to position and scale being exact matched, instead of using an epsilon comparison. Rotation is using Euler angles for ...