Hi Sylvain, Unfortunately, it's not possible to post to a group from Google App Engine. As you can see from the bounce message, App Engine sets the sender address to an autogenerated 'bounce' address, and it's the sender address that Google Groups checks to verify if a user can post.
-Nick Johnson --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google App Engine" group. To post to this group, send email to google-appengine@googlegroups.com To unsubscribe from this group, send email to google-appengine+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en -~----------~----~----~----~------~----~------~--~---
