Fix importer crash when user is not register on debexpo (!17) · Merge requests · mentors.debian.net / debexpo

This MR fixes a crash when an upload cannot be tied to a user with its gpg key.

It also fixes a regression where some reject message could not be sent to the user due to a lack of email address.

Edited Nov 30, 2018 by Baptiste Beauplat

Fix importer crash when user is not register on debexpo