Unreal Engine Issues

Collapsed graphs do not correctly show execution flow while debugging blueprints

The 'Wind' Material Node Function Not Accepting Vector4 Parameter

In order to use the 'Wind' material function correctly the function states you need to reference the 'Wind Directional Source' actor. The only way to do this within the material editor and through b ...

Net Cull Distance does not work with Pawn only Character

Licensee also posted on Asnwerhub here, https://answers.unrealengine.com/questions/220787/bug-net-cull-distance-doesnt-work-when-the-player.html Also Reproduced in Main Promotable-CL-2535351 & Rele ...

Details panel is cleared when a component with the mobility setting of "Non-Scene Component" is selected and the compile button is pressed

If the user has a component that is of the mobility setting of "non-Scene Component" selected and this hits the compile button, the details panel will be cleared. The following are example compone ...

ShowOnlyInnerProperties (Meta UPROPERTY tag) doesn't work in some cases

ShowOnlyInnerProperties doesn't work when the struct in question is either in an array or in an outer struct in an array. (There may be other broken cases as well.) Example: USTRUCT() struct Str ...

Clients Joining a session destroy and recreate all actors in the level upon joining

When a new client joins a server all of the actors will be replaced with new copies of themselves. This will cause things like the construction script and event begin play nodes to fire off every ti ...

The first widget in a widget blueprints hierarchy does not have a parent

The widgets that are the children of the "Root" of the hierarchy of a widget blueprint return null as their parents. The expected parent would be the widget itself. ...

Simulate Physics with Destructible that is using World Support can't be enabled after it's been hit.

When using a Destructible with World Support set simulate physics can be enabled so long as the DM has not been hit yet. Once it's been hit it no long is able to be set to simulate. ...

UMG Throbber is not showing in project when using 'Set Number of Pieces' node off of Event tick

If you add a throbber to a UMG Blueprint and use the Graph of the Blueprint to change the 'Set Number of Pieces' and use 'Event Tick' to tick the widget, the throbber widget will not appear on scree ...

The Error message "Failed to add Class "YourClassName". Failed to automatically hot reload the "YourProjectName" module." appears when adding a class to a C++ project

Edit MattK: This is UserWidget specific. If we don't want users to extend this class we should figure out a way to prevent that in our wizards When trying to add a C++ class to a project the follo ...