FOnlineSessionLive leaves inconsistent state when FindSessions or CreateSession fail.

UE - Networking - Nov 28, 2016

FOnlineSessionLive::CreateSession creates the session early into the method. Later, the method can fail but the session and is never cleared up (see the various catch statements in the tasks which o ...

Reparenting a UserWidget within that widget's events can break links between UWidgets and their SWidget.

UE - Editor - UI Systems - Nov 28, 2016

Reparenting a widget within it's own event can cause that widget's tree to have null references instead of references to slate widgets. This happens because when a widget is reparented, we remove a ...

Ensure triggering a gameplay tag that's being redirected

UE - Gameplay - Nov 28, 2016

Ensure occurs when the user triggers a redirected gameplay tag call at runtime. This doesn't seem to occur if the redirect is removed. Test Project: [Link Removed] ...

Landscape Sculpt Brush Gets Hidden Unexpectedly

UE - LD & Modeling - Terrain - Landscape - Nov 28, 2016

While sculpting (holding left mouse button) if you press the right mouse button the brush will disappear. The brush will remain hidden while sculpting until the right mouse button is pressed once ag ...

Movement Not Working When Possessing a Player Pawn on Second Client

UE - Networking - Nov 28, 2016

Possessing a pawn on a second client while using a dedicated server prevents the pawn from moving until net.shareshadowstate is set to false. This appears to be a regression. I was not able to repr ...

It's not clear which Grid Stretch mode in blend space is currently on

OLD - Anim - Nov 28, 2016

In a blend space or aim offset, there's no clear indication which grid stretch mode is enabled when clicking the button in the grid (aside from looking at the tooltip when hovering over the button). ...

OnActive Gameplay Cues not activating properly in standalone

UE - Gameplay - Nov 28, 2016

This was reported from https://udn.unrealengine.com/questions/323255/bugfix-onactive-not-triggering-for-gameplaycues-on.html In some case it looks like OnActive gameplay cues are not working proper ...

Using Alt+Click to break Transition node connections cannot be undone using the Undo command

OLD - Anim - Nov 28, 2016

Using Edit->Undo or Ctrl+Z has no affect after breaking using Alt+Click to break the connection of transition nodes. In the My Blueprint tab, extend Graphs->AnimGraph Regression: No - Same behavio ...

Hot reloading after changing custom trigger volume code causes the volume bounds to vanish

UE - Gameplay - Nov 28, 2016

When the code for a custom trigger volume is changed and a hot reload is preformed, the green bounds of the volume disappear and the volume can no longer be interacted with. The bounds do not reapp ...

Trigger Volume bounds do not appear for custom Trigger Volume class until editor is restarted

UE - Gameplay - Nov 28, 2016

After creating a class based on Trigger Volume, adding an instance of the custom class to the viewport does not show the green bounds of the volume until after the editor is closed and restarted. T ...