Unreal Engine Issues

Object type properties with instanced modifier in a child actor is lost when saving

[AI] BehaviorTreeEditor crash when swapping from Behavior Tree to Blackboard view.

The first time that a Behavior Tree editor window changes from the tree to the Blackboard can cause a crash if you add and remove a key from the Blackboard via a different Behavior Tree editor windo ...

Signing Key not found when certificate is in System Keychains

User reported being unable to push to devices from mac if they have their Certificates in the System Keychain rather than Local ...

[Concurrency] - Voice Steal Release Time Doesn't Work when using a Priority Based Resolution Rule

When using a Priority based Concurrency rule, the Voice Steal Release Time is ignored and ejected sounds stop abruptly. Test Notes: See attached video. Note: I've shelved the test map and assets ...

ScrollBox: Add Inertial Scrolling (Touch)

Verify that inertial scrolling works in the ScrollBox and the ListView on touch devices. We have reports that it isn't working in 4.9, it may have been fixed since then, or not be as smooth as it c ...

Ensure occurs when turning on Constraints in Advanced Show Flags

An ensure occurs when Constraints are toggled on in the show options. Note After the ensure, you can toggle Constraints off and on freely This is a Regression from 4.14.3 ...

Advanced Vehicle Template FirstPerson camera position is different between C++ and Blueprint versions

The camera positions for firstperson mode in advanced vehicle template are different between the code and blueprint versions This is not a regression as it happens in 4.14.3 ...

Some components duplicated by Sequence Recorder

Some components duplicated by Sequence Recorder Regression: YES Worked: 3249277 (4.14.3) Broken: 3299760 (4.15.0) ...

Crash On Launch When Using Leap Motion Character

The editor is crashing on launch when the Leap Motion plugin is enabled and a leap motion character is being used. This did not occur in 4.14.3. This is a regression. ...

Deadlock in FXAudio2Device::UpdateAudioClock() whenever a KVM is used to switch to another input

I have 3 machines with one set of keyboard, mouse, and monitors. Switching between machines is required during long running tasks such as cooking. ignore-Switch ...