Running the latest build of bp group blog plugin.
After selecting to invite friends on the last step and pressing Finish it returns a non existant page not found. So after pressing Finish with friends selected the error url is something like:
However, selecting no friends to invite and hitting the Finish button works and redirects to the new group page.
Same error occurs (after inviting friends from Group/Admin), url looks like:
Unfortunately, no friend invites are being sent in either attempt. :(