Masked Materials have become more expensive to use

UE - Graphics Features - Aug 18, 2016

Masked Materials have become more expensive in 4.13 and internal builds than in 4.12. Images attached for demonstration along with test map using the bush prop from starter content. Tested with ...

Destructibles using Form Extended structures with rigid body collision gives wrong hit result

UE - Simulation - Physics - Destruction - Jan 7, 2015

DESCRIPTION: When using form extended structure with DMs that are hit by a rigid body the resulting hit does not reflect the correct actor if they are both using form extended. If a DM without form ...

Macro Libraries do not update after rename

UE - Gameplay - Blueprint - Jan 21, 2015

Macro Libraries can only be called by their original name, even after being renamed to something different. ...

Typing Lerp into context menu of material editor does not bring up Linear Interpolate node

UE - Rendering - Architecture - Materials - Jul 31, 2015

If "lerp" is typed into the context menuof the material editor, "linear interpolate" will not appear as one of the options within the menu. Typing "Linear Interpolate" or pressing L+LMB works as exp ...

"Fix root motion initial rotation handling" commit breaks root motion completely

OLD - Anim - Dec 18, 2014

Enabling and processing root motion causes animation to rotate the wrong direction. Roll instead of Yaw. Pitch instead of roll etc. This error does not occur in UE 4.6. ...

The size of packaged projects in 4.7 preview 8 is almost double that of the same project in 4.6.1

UE - Gameplay - Feb 17, 2015

Packaged projects in 4.7 preview 8 are significantly larger than the same projects in 4.6. Packaged projects for comparison: \\epicgames.net\root\contractors\Tim.Lincoln\Packaged Projects ...

Shipping builds do not execute .exe

After playing with it and attaching in the debugger, it's sitting forever in MigratePreviousEngineIni(). It seems to be looping on DirectoryExists forever, likely here: while(PreviousVersion.GetMi ...

Using Attach To in Construction Script Causes the Editor to Crash

UE - Gameplay - Blueprint - Nov 17, 2015

After creating a blueprint with a box trigger and a cube component, attempting to use an AttachTo (Box) node and then attaching the cube to the In Parent socket compiles without issue. However, if y ...

Virtual keyboard does not come up when using a widget that allows text editing

UE - Platform - Mobile - Jan 19, 2017

Virtual keyboard does not come up when using a widget that allows text editing ...

State machines get re-initialized after a montage has played

OLD - Anim - Apr 3, 2017

One idea was to add an option to Slot node to 'keep alive' the input pin, to avoid re-init like this. ...