I just started blueprint scripting inside UE4 this week and am having trouble communicating a boolean between two Blueprints. I have looked at dozens of posts about Blueprint Communications, making variables public, and Blueprint Interfaces and yet I cannot for the life of do what seems like it should be a simple task.
The first picture sets a boolean that I want communicated to the second blueprint.
If you are trying to use a variable from one blueprint in another you can use casting. I recommend taking a look at the documentation I have linked below: