Child actors cannot be recognized as children of parent actor within parent blueprint

UE - Gameplay - Blueprint - Jul 16, 2015

Parent blueprints do not recognize child class actors as the same type as the initial parent blueprint. This makes it difficult to create a master blueprint for spawning/ai control/etc. ...

Standalone Window Size Not Displaying In Fullscreen

Tools - Jun 15, 2016

Setting the standalone window size does not seem to have any effect, and using the -fullscreen parameter does not display the window in fullscreen. Setting the Standalone Window Size to 1920x1080 a ...

User defined struct array resets to defaults in blueprint after updating the struct

UE - Gameplay - Blueprint - Sep 9, 2016

If a blueprint contains an array of a User defined struct type, Adding a variable to the struct or changing the default values of the struct cause the associated blueprint to become dirty. Compilin ...

Calling SetMassOverrideInKg in a constructor will crash the engine on launch

UE - Simulation - Physics - Feb 25, 2016

Calling SetMassOverrideInKg reaches back to a "check(GEngine)" call in BodyInstance.cpp (line 2998). B/c of this check, the engine will crash on load if SetMassOverrideInKg is called inside a class ...

'Wait for Movies to Complete' flag is Reversed in Packaged and Standalone Game

Tools - Jan 20, 2017

The 'Wait for Movies to Complete' flag has had its behavior reversed. Previously when you had the flag set to true, it would wait for any intro movies to complete before loading the level. Now it se ...

Crash setting actor rotation via details panel in VR editor

UE - Editor - Workflow Systems - Feb 3, 2017

Crash attempting to input value for Rot Y in a floating details panel. Found on //UE4/Release-4.15 CL-3283184. Reproduces in Binary and P4 versions of the editor. Reproduces in //UE4/Main CL-3283 ...

Crash when changing multiple Landscape Blend Layer nodes from Weight blend to Height blend

UE - LD & Modeling - Terrain - Landscape - Mar 13, 2017

A crash occurs when setting the Blend Type for multiple Landscape Layer Blend nodes from Weight Blend to Height Blend. ...

GetCurrentPlayers() Always Returning 0

UE - Networking - Apr 14, 2017

GetCurrentPlayers() is returning 0 each time it is called, regardless of how many players are connected to the server. ...

Opening the color picker causes values to change

Tools - Sep 18, 2017

Opening the Color Picker for some color variables causes them to change each time the color picker is opened. Tested with: Light Color and the Albedo variable on ExponentialHeightFog Does NOT occur ...

Ensure triggers when undoing change to newly created variable

UE - Gameplay - Blueprint - Sep 28, 2018

Ensure will trigger when undo reverts text to default value. "This triggers an ensure because the undo ends up calling SKismetInspector::ShowDetailsForObjects(), which forces the keyboard focus to ...