Investigate render flush at SkeletalMeshComponent InitLODInfos

UE - Anim - Rigging - Apr 19, 2023

From UDN : we are spawning a number of characters at the same time during the game, and seeing a major framerate hitch when we do so. After the characters have been spawned, we use SetSkinnedAssetA ...

Mouse Events cannot be treated as Touch on Android Apps on Chromebook

UE - Platform - Mobile - Mar 18, 2019

A licensee reported an issue where mouse events are not able to be used as touch events on Android apps. This was specifically reported on and tested on Chromebooks. After working with Chris Babcock ...

Transition ratio getter function not correct for interrupted transitions.

OLD - Anim - Apr 7, 2016

The transition ratio getter simply uses ElapsedTime/Crossfade for the alpha on the transition. Normally this is sufficient, although if you blend between two states A and B such that you interrupt ...

OnRep functions do not fire on the client

UE - Networking - Mar 15, 2015

OnRep functions do not fire on the client. Reproduced in 4.7.2 binary and Main (//depot/UE4/Promotable-CL-2478413) ...

Perforce setup with SSL on Linux fails

UE - Platform - Linux - Jul 20, 2015

Unable to connect project to Perforce using SSL on Linux. Linux uses stub libs for SSL rather than linking against full SSL libs. ...

Packaging a DLC Plugin Fails with "Couldn't Update Resources" Error

UE - Foundation - Core - Cooker - Mar 14, 2017

Attempting to package a plugin as DLC is failing with the following error message: Program.Main: ERROR: AutomationTool terminated with exception: System.Exception: Couldn't update resource However ...

Packaged plugins yield different results when opening a project it was added to depending on whether the Engine was built from source code or binary

Tools - Jun 8, 2017

Packaged plugins that are added to projects that were made with an Engine built from source code will indicate that the plugin .dll needs to be built. If the plugin was created and packaged using a ...

Changing the font size to a small size distorts the font

UE - Editor - UI Systems - Slate - Nov 14, 2017

There is issue occurring when changing the font size to a small size, doing this distorts the font when the size is below size 18. It is unknown if this intended behavior for how fonts are resized. ...

Crash inside GetActualComponentTemplate() during Blueprint nativization.

UE - Gameplay - Blueprint - Nov 15, 2017

Report of a crash happening during Blueprint nativization with a specific project, appears to be related to an inherited component template. Unable to repro in a new project. Callstack is noted. ...