Navigation does not work in sub-levels

UE - AI - Jan 28, 2015

Navigation does not work in sub-levels. If the Nav Mesh Bounds Volume in a sub level is not touching a Nav Mesh Bounds Volume in the Persistent Level, it will not appear or function during Play. It ...

Setting multiple identical actors to replicate movement will crash on PIE with multiple players

UE - Networking - Jan 28, 2015

If ten or more of the same actor in a level have the "replicate movement" checkbox set to true, the editor will crash on PIE if the number of players is set to 2 (or with 1/2/3 players if dedicated ...

Destruction mesh with Crumble Smallest and Impact near another will leave residual mesh visible

UE - Simulation - Physics - Destruction - Jan 28, 2015

When using a DM that has Crumble Smallest and Impact damage enabled there will be instances where the residual mesh before fracture is left behind. What appears to happen is there is a force large e ...

Line Trace's chained together into a ricochet do not work on all normal directions

UE - Gameplay - Jan 27, 2015

Line Trace's chained together into a ricochet do not work on all normal directions. They seem to fire inside of the object. The blueprint setup in screenshot #2 is in the MyCharacter bp. ...

Renaming a Blackboard Key removes it's references in the Behavior Tree

UE - AI - Jan 27, 2015

Renaming a Blackboard Key removes it's references in the Behavior Tree ...

Ease Function resets Blend Exp on Restart

UE - Gameplay - Blueprint - Jan 27, 2015

The Ease Node when set to use the Function Ease In, Ease Out or Ease InOut the Blend Exp will reset to 2.0 on each editor reload. It will even break variable inputs to return to 2.0. Reproduced in ...

When a fixed delta time step of 0.02 or higher is used with some skeletal mesh objects, rotational forces applied using AddTorque have no affect on the skeletal mesh.

UE - Simulation - Physics - Jan 27, 2015

Using AddTorque to apply a rotation to a skeletal mesh does not always provide the expected results if a fixed time step is being used. When doing this to the Owen character in the Content Examples ...

Actor references in Level Blueprint show an incorrect display name after converting the project from 4.6.1 to 4.7 Preview or 4.8

UE - Gameplay - Blueprint - Jan 26, 2015

Actor references in Level Blueprint show an incorrect display name on their nodes after converting the project from 4.6.1 to 4.7 Preview or 4.8. Reproduced in 4.7.1 Preview 4 and in Main (Promotabl ...

Parameter Group Names are lost when assigned in Material Functions

Tools - Jan 26, 2015

Parameters within a Material Function which have a specific Group assigned lose the group information when an Instance is created. Reproduced in 4.7 Preview 4 and Main Promotable-CL-2412886 ...

Limited Number of Allowed Spawned Decal Actors

UE - Graphics Features - Jan 26, 2015

There is a relatively small number of decal actors which can spawn before all previously spawned decal actors disappear. Also Reproduced in 4.7 Preview 4 and Main Promotable-CL-2412886 ...