Passing a TAssetPtr into a BlueprintImplementableEvent results in a build error in the generated code.

UE - Foundation - Core - Dec 2, 2015

Trying to pass a TAssetPtr to a BlueprintImplementableEvent function will result in a build failure. It appears that the TAssetPtr should be passed as a const reference, but this results in an error ...

When a widget is Anchored for full screen but is outside of the canvas panel this can cause a memory leak

UE - Editor - UI Systems - Dec 2, 2015

If the user places a text widget out side of the canvas panel and then sets it's anchor point to full screen, this can cause a memory leak (100kb-800kb). ...

Automatic Animation Compression Results in Crash

OLD - Anim - Dec 1, 2015

Using the "Automatic" option to compress animation results in crash 100% in UE4.10 but does not occur in UE4.9.2. *Regression ...

Materials not showing up in HUD on mobile

UE - Platform - Mobile - Dec 1, 2015

When launching a project onto a mobile device that has a material that is shown via the hud blueprint. The material does not render. ...

Change background color/tooltip of behavior tree's root level decorators

UE - AI - Dec 1, 2015

Users find it confusing when they add decorators on root composite and none of those decorators work. We need to keep them for subtree feature though. And it can result in root-note decorators not ...

Adding a macro graph through MyBlueprint and then calling undo causes a crash updating the macro tooltip.

UE - Gameplay - Blueprint - Dec 1, 2015

Undoing the creation of a new macro in MyBlueprint whilst displaying the new macro tooltip causes a crash trying to update the tooltip. ...

Crash triggering SetScalarParameterValueOnMaterial node

UE - Gameplay - Nov 30, 2015

Crash occurs when the user triggers the SetScalarParameterValueOnMaterial function node. ...

Sound node concatenator doesn't work correctly with mixer sound node child.

UE - Audio - Nov 30, 2015

Sound node concatenator doesn't properly work when one of the concatenator nodes is a mixer node. ...

Blueprint Tooltips Appear Behind Contextual Menu

Tools - Nov 30, 2015

On an iMac running OSX 10.11.1 a user reports that the tooltips are appearing behind the contextual menu. *See image ...

Custom Node plugged into World Displacement cannot convert from FMaterialTessellationParameter to FMaterialPixelParameter

UE - Graphics Features - Nov 30, 2015

Custom Nodes plugged into World Displacement are yielding:Error [SM5] error X3017: 'CustomExpression1': cannot implicitly convert from 'struct FMaterialTessellationParameters' to 'struct FMaterialP ...