Merged r14892 (#21312).

git-svn-id: http://svn.redmine.org/redmine/branches/3.0-stable@14918 e93f8b46-1217-0410-a6f0-8f06a7374b81

extra/svn/Redmine.pm

@@ -244,6 +244,7 @@ sub RedmineDSN {
               WHERE 
                 users.login=? 
                 AND projects.identifier=?
+                AND users.type='User'
                 AND users.status=1 
                 AND (
                   roles.id IN (SELECT member_roles.role_id FROM members, member_roles WHERE members.user_id = users.id AND members.project_id = projects.id AND members.id = member_roles.member_id)