Using the GetWalkableSlopeOverride node in a Blueprint results in an error message when compiling the Blueprint.

Using the Get Walkable Slope Override node in a Blueprint results in an unclear error message when trying to compile the Blueprint.

ERROR MESSAGE:
The direction of Return Value doesn't match the direction of parameter ReturnValue

It is not clear what needs to be done to clear the error message.

1. Create a new blueprint project using the first person template, no starter content.
2. Create a new Actor Blueprint.
3. Add a new Static Mesh Component as the root component.
4. In the Event Graph of the new Blueprint, create the set up shown in the attached WalkableSlope.png image.
5. Click the Compile button.

RESULT:
The compile fails and an unclear error message displays.

EXPECTED:
The Blueprint compiles