I am having the same problem in region US central and a hello world Java app (app engine flexible). This is a tiny app with one servlet that prints hello, it does not get smaller than that.
It happens from both my local machine as well as the browser console, using both gradle as well as "gcloud app deploy" command. -- 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 post to this group, send email to google-appengine@googlegroups.com. Visit this group at https://groups.google.com/group/google-appengine. To view this discussion on the web visit https://groups.google.com/d/msgid/google-appengine/822cdd0d-45dc-4ad5-926f-8697b4bc2778%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
