It needs to be either supported, or UBlackboardData should not show up in lists of valid parent classes. I'm not sure the latter is possible at all, so we should at least patch it up so that that runtime check doesn't fail anymore. It basically fails due to double-registering same ufunction for some broadcast delegate.
i have this problem UE4CC-Windows-58DC12AF4B97F057BD108FBFF569B2E9_0000
Installer 4.10 failed with error code R-1603
Delay nodes occasionally don't fire the "Completed" output in a nativized build
Undefined sysmbol: typeinfo for AActor when cross-compile linux dedicated server on windows
I am not able to find world outliner how to enable it?
Head over to the existing Questions & Answers thread and let us know what's up.