Hello,
By the error you are receiving, it looks like it was a transient issue at the moment you attempted this deployment. Could you try again and see if it’s still happening? -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To unsubscribe from this group and stop receiving emails from it, send an email to google-appengine+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/google-appengine/57a21fc9-7997-4150-a8ec-ab78d533954e%40googlegroups.com.