A bug in UBTService_BlueprintBase makes it impossible to create "deactivation-only" BP implemented BT services

UE - AI - Jan 22, 2016

A bug in UBTService_BlueprintBase makes it impossible to create "deactivation-only" BP implemented BT services. ...

Crash Occurs When Generated Item Type Doesn't Match Return Type

UE - AI - Jan 7, 2016

After creating the example generator that is displayed at the bottom of the documentation linked below, a crash will occur if the Generated Item Type is set to EnvQueryItemType_Actor (which is the d ...

Cannot Add Collision to an EQS Testing Pawn

UE - AI - Jan 6, 2016

Attempting to add collision to an EQSTestingPawn class is not possible, as the inherited capsule component seems to override any new collision. Simulating with the inherited capsule will cause the P ...

Enabling Allow Client Side Navigation results in a NavMesh Needs To Be Rebuilt error message on the Client

UE - AI - Dec 7, 2015

Enabling Allow Client Side Navigation results in a NavMesh Needs To Be Rebuilt error message on the Client. The Client cannot use the nav mesh. This is a regression: this did not occur in 4.9.2 (th ...

Segment to Segment Navigation links not usable/working

UE - AI - Dec 3, 2015

A licensee asked about SegmentLinks not working. These were apparently disabled because they were buggy and are waiting to be fixed, but not currently being worked on. Adding this to JIRA since ther ...

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 ...

GC-related EQS crash when a single query gets used with multiple different run modes

UE - AI - Nov 28, 2015

User reported a crash in EQS which seemed like some parts of his EQS query got GCed. ...

Lots of people running into an Ensure in PathFollowingComponent

UE - AI - Nov 28, 2015

When a map is run without navigation bounds, and there are AI controlled pawns, the ensure in UPathFollowingComponent::RecacheNavigationData will trigger. I suggest changing the ensure into a log wa ...

Setting Runtime Generation to Static Resets Upon Closing and Re-opening Editor

UE - AI - Nov 23, 2015

In Project Settings>Navigation Mesh, setting the Runtime Generation context menu to static reverts to dynamic if the project is saved, closed, and reopened. ...

Adding a New Blackboard Key While Searching for a Blackboard Key Causes the Editor to Crash

UE - AI - Nov 12, 2015

When you use the search bar located under the New Key button in a Blackboard asset, if you attempt to press New Key while you have text in the search field, the editor will crash after you select th ...