[CrashReport] UE4Editor_CoreUObject!UObjectProperty::SerializeItem() [propertyobject.cpp:39]

UE - Gameplay - Blueprint - Apr 19, 2016

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Access violation - code c0000005 ( ...

FBX export from UE4 with multiple materials the UV is corrupted

Tools - Apr 18, 2016

When exporting a Static Mesh from within UE4 that has multiple materials, some of the material IDs will be condensed into a single ID which will mess up how the material assignment for that part of ...

FKConvex::ElemCalcAABB ignoring current transform.

UE - Simulation - Physics - Apr 15, 2016

FKConvexElem::CalcAABB was ignoring the elements currently defined transform, and only scaling. This means that any actor that has a transform (not just Merge Actors) could potentially have very dis ...

[Mac][Metal] Black/NaN spots Visible in Templates With r.BasePassOutputsVelocity

UE - Platform - Apple - Apr 15, 2016

Base-pass rendering on Mac Metal now generates transient black/Nan spots across the scene - this appears to be related to r.BasePassOutputsVelocity and is presumably the connected to the incorrect s ...

Start time of subtitle gets incorrectly modified at runtime

Tools - Apr 14, 2016

The time field of a subtitle is incremented incorrectly at runtime. This is caused by the wrong array being modified by the subtitle manager when queuing subtitles. A fix is provided by the licensee ...

Exporting and Reimporting static mesh created from BSP brush crashes editor

UE - Editor - Content Pipeline - Import and Export - Apr 12, 2016

Editor crashes if a bsp brush is turned into a static mesh, then that static mesh is exported from the editor and reimported. Frequency: 3/3 Crashreporter: [Link Removed] Regression? (Yes), issu ...

Constraint setting UI issues

UE - Simulation - Physics - Apr 12, 2016

When setting constraints to free or locked the "Angular Rotation Offset" property greys out so it can't be edited. But when simulating it still has an effect. Either needs to not have an effect or n ...

[Mac][Metal] (Motion Vector) Rendering artifacts with 4.11 on Mac with Accurate Velocities from Vertex Deformation and Selectively output to the GBuffer rendertargets ON

UE - Platform - Apple - Apr 12, 2016

From AnswerHub: Second one is that Motion Vectors are bugged for some objects. This causes lot's of temporal artifacts. Third picture lamp is good example of bug. Lamp is static. Camera is not movin ...

[Mac][Metal] (Shadow) Rendering artifacts with 4.11 on Mac.

UE - Platform - Apple - Apr 12, 2016

The first problem noted in this Answerhub post: First one is that static shadows from stationary directional light are completely broken. Screenspace buffer that should contain static shadows is ju ...

Bitfield Bools in a struct and AnimBlueprint transitions not working together

UE - Gameplay - Blueprint - Apr 12, 2016

USTRUCT(BlueprintType) struct FTestStruct { GENERATED_USTRUCT_BODY() UPROPERTY(BlueprintReadWrite) uint32 ValueC : 1 ; UPROPERTY(BlueprintReadWrite) uint32 ValueD : 1 ; }; A ...