To Validate:
create an EntityViewSchema with addAnnotationColumns=True (should be by default)
tableQuery the view and make sure that the column names include the names of all annotations in your scope
I'm using the develop branch and this code:
Throws this error when addAnnotationColumns = True.
Yep I'm getting it too. Thank you so much for posting the code. This will made repro a lot easier. I'll try to figure out what is causing the bug.