Animation Curve name changes when retargeting Skeleton

UE - Anim - Rigging - Jun 25, 2020

The name of Animation Curve may change when retargeting an asset that depends on AnimSequence asset to Skeleton with different order of Animation Curve. ...

Corrupted Japanese text when packaging for Android

UE - Platform - Mobile - Apr 17, 2020

Garbled text is displayed when creating Android package. It did not occur in my colleague's environment using English OS, but occurred in my environment using Japanese OS. This issue should be fixed ...

UBT crashes when doing an incremental build

UE - Foundation - Cpp Tools - UnrealBuildTool - Aug 9, 2017

There is a consistent crash when incrementally compiling headers containing generated code. The code for launching UHT accesses a property which is null when compiling with the UBT makefile. ...

Compiling Child Blueprint and editing child component's class value, results in parent component's value being changed under certain compile conditions.

UE - Gameplay - Jul 2, 2019

Compiling Child Blueprint and editing child component's class value, results in parent component's value being changed under certain compile conditions. "This is because they're now pointing to t ...

Crash while trying to import a C4D file with Animation via Datasmith

UE - Editor - Content Pipeline - Datasmith - Importer - Apr 10, 2020

The file was originally created by Mixamo and saved as FBX. It was resaved it in C4D with the Save for Cineware Option. Importing it into the Editor causes it to crash. This was tested and reported ...

Editor hangs after selecting submit to source control from drop-down

Tools - Dec 7, 2015

The editor becomes unresponsive as the log becomes filled with Perforce logging ...

Superfluous Scroll Bar in Unreal Project Browser

Tools - May 26, 2016

Resizing the Unreal Project Browser so all projects do not fit in the preview plane results in a second, "inner" scroll bar that does not function as a scroll bar. Instead, attempting to scroll wi ...

UHT needs to enforce that BlueprintNativeEvents have "virtual" on user-defined _Implementation functions

UE - Foundation - Core - Mar 3, 2015

Forgetting to add the "virtual" in engine code implementations of these _Implementation functions makes them not overridable by users. UHT should catch this and emit a warning/error. For instance t ...

4.11 Souce does not compile for Chinese Region

UE - Graphics Features - Apr 20, 2016

If the computer's region is set to Chinese, building the 4.11 engine from GitHub source will fail. Local test failed to build ShaderCompileWorker Community reports fail due to an improper characte ...

Not including StarterContent/Templates prevents engine .cpp files from appearing in project VS

UE - Foundation - Core - May 26, 2016

If either/both of the "Starter Content" or "Template and Feature Packs" checkbox's are not selected when installing/updating 4.12 from the Launcher, the engine .cpp files will not show up in Visual ...