phpbb/phpbb3 — pull request #1304 by bantu (2013-03-17 18:58:39+00:00)
Title: [ticket/11452] Now notification_method_email checks whether user has add...

...ress.

Make sure the user has an email address set before offering email
notifications. The address could be missing for whatever reason, e.g. external
authentication. This is also consistent with XMPP/Jabber now.

PHPBB3-11452