Dynamic Material instance Does Not Return Scalar Parameter Values Array Correctly

UE - Graphics Features - Apr 25, 2017

It appears that MIDs do not return Scalar Parameter Values in an array. It will return the parameters during runtime but not in the construction script. The steps are meant to show you that you ca ...

[CrashReport] UE4Editor_Core!FGenericPlatformMemory::OnOutOfMemory() [genericplatformmemory.cpp:161]

UE - Graphics Features - Apr 20, 2017

Based on CrashVisualizer data, crashes of this nature are the 4th most common in the 4.15.1 release. This crash may be expected due to the clear messaging that the system is out-of-memory, but this ...

Increase in Engine Stats for large amounts of Hierarchical Instanced Static Mesh Components

UE - Graphics Features - Apr 18, 2017

Increase in Engine Stats for large amounts of Hierarchical Instanced Static Mesh Components User Description: We are having performance drops of almost 5ms in 4.15 when using "Hierarchical Instanc ...

AI Controller Remains in World Outliner After Being Destroyed

UE - AI - Apr 18, 2017

Destroying an AI Controller does not seem to remove it from the world. The controller will still remain in the World Outliner even after Destroy is called. Attempting to get the AI Controller after ...

LogStaticMesh:Warning: staticmesh build was call too often when reverting default material in SME

Tools - Apr 18, 2017

When reverting to default material in the static mesh editor causes this static mesh warning:LogStaticMesh:Warning: Main thread blocked for 0.414s for async distance field build of Cube to complete! ...

Sphere Reflection Capture Influence Radius Broken In Forward Shading

UE - Graphics Features - Apr 14, 2017

When forward shading is enabled sphere reflection actors seem to disregard their influence radius. This seems to cause issues with effecting meshes that should be outside their radius. ...

Value for how long jump key is held is not updating while PIE and max jump count is 0

UE - Gameplay - Apr 14, 2017

I'm at a loss for what is going on here. This was observered while working through the first 2 steps of UEQAT-2780 (JumpTest.PNG shows those steps). This works in 4.15.2, but not in 4.16. If you cha ...

"Root Motion from Everything" AnimBP breaks on client side

OLD - Anim - Apr 12, 2017

"Root Motion from Everything" AnimBP breaks on client side ...

Static Mesh Elements Always Drawn as Occluders

UE - Graphics Features - Apr 12, 2017

The licensee is stating that static mesh elements are always drawn as occluders. In FStaticMeshSceneProxy::GetMeshElement, the mesh batch doesn't seem to be taking in the bUseAsOccluder flag value. ...

Engine level Plugins prevent content projects from cross-compile packaging on binary engine

UE - Foundation - Core - Apr 11, 2017

Content only (blueprint) projects are able to compile for Linux from Windows using a binary engine from the Lanucher. When a plugin is added to an engine for use across multiple projects, including ...