Client actor attachment incorrect with replicated root component

UE - Networking - Nov 18, 2017

If the actor with a replicated root component spawns and is immediately attached, when it replicates to the client the transform will be incorrect. Adding a small delay between the spawn and attach ...

CLONE - ShaderCacheTool build fails

UE - Graphics Features - Nov 20, 2017

In 4.18 and 4.19, it is no longer possible to build the ShaderCacheTool. REGRESSION: Yes. The ShaderCacheTool builds successfully in 4.17.2. It looks like the missing MergeShaderCacheFiles property ...

External textures only work in pixel shaders

UE - Platform - Mobile - Nov 21, 2017

External textures currently only support pixel shaders, presumably because some platforms, such as Android only have pixel shader support. On other platforms this causes a regression though: For exa ...

Static regex patterns can cause crashes on shutdown

UE - Editor - UI Systems - Localization - Nov 28, 2017

The current lifetime management of regex patterns means that we can attempt to destroy them after ICU has been shutdown. We should change these to follow the same pattern as break-iterators, and exp ...

Some float properties don't export to fbx

UE - Anim - Sequencer - Dec 4, 2017

Export fbx currently exports specific properties that match onto existing maya attributes. Some properties don't match directly but they should still be exported as "custom attributes". ...

Properties on a child instanced class do not appear in the UMG Bind menu

UE - Editor - UI Systems - Dec 5, 2017

Currently, properties added to a native class in a derived blueprint class are not being recognized by the Bind menu on UserWidgets. The only way to make additional properties appear in this list is ...

Linux Multi-Monitor Support Issues on GNOME Shell

UE - Platform - Linux - Dec 6, 2017

Users with GNOME Shell installed have reported having issues with multi-monitor support when the monitors are not equally sized or the same aspect ratio. If the application is moved from a smaller ...

Face Normals are Locked to the Direction They Face on Import with Alembic

UE - Editor - Content Pipeline - Import and Export - Jan 5, 2018

Normals do not stay with the face of the asset that has been imported using Alembic whle animating -use import settings for documentation and check Recompute Normals and Force One Smoothing Group P ...

Exporting and Importing Alembic File from Maya to Unreal Adds Extra Frame to Animation

UE - Editor - Content Pipeline - Import and Export - Jan 5, 2018

When importing an Alembic file into Unreal Engine an extra frame is added automatically to the frame range in the import settings -abc file has been brought into Maya 2016 and exported again as an ...

First four landscape tools are not accessible in VR Editor Mode

UE - Editor - Workflow Systems - Jan 8, 2018

Tested in Oculus.  Found in 4.18.2 CL 3794801, 4.17.2 CL 3658906.  Not able to reproduce in 4.19 Main due to a crash upon launching VR Mode.   Users are able to select any of the first four sculpt ...