Unreal Engine Issues

Morph target vertex mapping can be wrong with multi material caches

Launch on Mac attempts to load incorrect map for 2D Side Scroller template

Important: To get this to repro 100% of the time a new Blueprint 2D Side Scroller template project must be used. If you close the project, then reopen it the project opens to the correct map. I'm as ...

Struct Ref pin in Set members in Struct node can be split

Attempting to restore the structure pins of a set members in structure node duplicate the structure input or member variables of the structure. Regression (no) issue (does) occur in 4.11.2 ...

"Error in Feature pack D:/Release/FeaturePacks/TP_VirtualRealityBP.upack" when opening a project in editor.

The following warning appears in the Output Log when opening any project in editor:LogFeaturePack:Warning: Error in Feature pack C:/Program Files (x86)/Epic Games/4.13/FeaturePacks/TP_VirtualReality ...

Rendering glitch when launching on Android

https://answers.unrealengine.com/questions/462957/rendering-glitch-when-launching-on-android-ue413-p.html I was able to repro it on Nexus5 with Android 5.1.1. ...

Can't change settings for CineCameraActor in the level blueprint without casting

Can't change settings for CineCameraActor in the level blueprint without casting. The user has to cast in order to change the settings in the "Current Camera Settings" ...

User is able to give a Preview Scene Profile the same name as an existing profile

In the Preview Scene Settings, the user is able to give two profiles the same name. While this doesn't result in any issues, it is something that's generally not accepted in the editor and can caus ...

Race condition in USkeletalMeshComponent::TickCloth due to delayable tick function.

USkeletalMeshComponent::TickComponent is run in the PrePhysics tick group. This is the only place where the SkeletalMesh is actually checked to be != nullptr to determine whether or not the TickClot ...

Crash undoing variable change in Animation Blueprint.

Crash occurs when the user changes a variable in the animation blueprint, and then undo's the change. Note that this occurs with any variable being used, but the callstack will be some what differe ...

Custom Event functions cannot be called in sublevel event graphs if sublevel is not visible

Calling a custom event in a sublevel blueprint of a sublevel that is currently hidden will not show the custom event's function in the context menu. Regression (no) issue (does) occur in 4.11.2 ...