Importing DDS Cubemap with a resolution of 2048 takes 20 mins to import

UE - Graphics Features - Mar 5, 2015

Importing a DDS Cubemap with a resolution of 2048 takes approximately 20 mins to import into the engine. It will seemingly freeze the engine for the duration of the import. Also reproduced in Prom ...

GetActorsPerception useless in 4.7

UE - AI - Mar 11, 2015

The new AI Perception system's BP API, marketed in release notes, depends on UAIPerceptionComponent::GetActorsPerception, that, as one AnswerHub user points out, is useless due to a buggy condition ...

This user's project presents an Engine/Transient save error on certain Blueprints

UE - Gameplay - Blueprint - Apr 10, 2015

This user's project presents an Engine/Transient save error on certain Blueprints. When saving the CharmState Blueprint, this message pops up: Can't save ../../../../../UserProjects/jeffvoight_ciic ...

Changing the Root of a reparented Blueprint crashes the editor

UE - Gameplay - Blueprint - Apr 14, 2015

Changing the Root of a reparented Blueprint crashes the editor with no Crash Reporter dialogue. Log from 4.7.5 attached. Reproduced in 4.7.5 binary and Main (//depot/UE4/Promotable-CL-2507843) ...

Camera Rotation Not Working With Mouse if Mouse Cursor is Shown

Tools - Apr 11, 2016

When the mouse cursor is shown, and you press eject in the viewport, you can no longer rotate the camera while holding right click and moving the mouse. If you hide the mouse cursor using the Show ...

When selecting a connection between two bones in Persona, Child bone is selected

OLD - Anim - Aug 4, 2016

When selecting a connection between two bones in Persona, Child bone is selected. ...

FBX Import into Level node rotation

UE - Editor - Content Pipeline - Import and Export - Aug 9, 2016

User has pointed out that generating FBX files through C++ causes the level nodes and a light node. I'm not fully versed with this, so the notes from the user may be more helpful for their descript ...

FBX Transform does not scale skeletal mesh with multiple pieces properly using the Import Uniform Scale option

UE - Editor - Content Pipeline - Import and Export - Aug 15, 2016

Importing a skeletal mesh fbx from blender and setting the Import Uniform Scale option for the mesh to a higher value, like 100, results in only one of the meshes being scaled while the other is lef ...

Linux: crashes during crash handling

UE - Platform - Linux - Aug 9, 2016

It has been observed that crash handler can now corrupt memory during __cxa_demangle (from libc++). Repro steps listed here are just one of possible ways to trigger it, very similar crashes have bee ...

Instanced Static Mesh does not apply World Aligned Material correctly

UE - Graphics Features - Aug 22, 2016

If you apply a material that uses World Aligned Blend to an instanced static mesh, it will display differently than an non-instanced static mesh with identical settings. They only look identical if ...