True, there are still glitches to be worked out. We just entered general availability a few days ago. I would encourage you to give it another shot. Errors of this sort tend to arise somewhat randomly.
Further, trying to update the app using 'af update' generates following error --> Starting Application 'appname': ..........................Error (JSON 503): <?xml version="1.0" encoding="u...
seems like you have lot of bugs waiting to be fixed ;)