Wikimedia Bugzilla is closed!

Revelant snippet from upgrading to 1.16 from 1.15:
...ss_active_users user count set...
...have ipb_allow_usertalk field in ipblocks table.
...pl_namespace, tl_namespace, il_to indices are already UNIQUE.
...change_tag table already exists.
...tag_summary table already exists.
...valid_tag table already exists.
...user_properties table already exists.
...log_search table already exists.
...log_search table already populated.
...have log_user_text field in logging table.
...l10n_cache table already exists.
...external_user table already exists.
...ls_field_val key already set on log_search table.
...change_tag_rc_tag key already set on change_tag table.
...have rd_interwiki field in redirect table.
...transcache tc_time already converted.
Renaming eu_wiki_id -> eu_local_id... already done.
*_mime_minor fields are already long enough.
Deleting old default messages (this may take a long time!)...PHP Fatal error:  Call to a member function addGroup() on a non-object in /home/groups/d/de/desert/htdocs/w/maintenance/deleteDefaultMessages.php on line 43
PHP Stack trace:
PHP   1. {main}() /home/groups/d/de/desert/htdocs/w/maintenance/update.php:0
PHP   2. do_all_updates() /home/groups/d/de/desert/htdocs/w/maintenance/update.php:44
PHP   3. DeleteDefaultMessages::reallyExecute() /home/groups/d/de/desert/htdocs/w/maintenance/updaters.inc:1161
[astei@shell-24007 w]$ 

I ultimately commented out the offending line.

Is this a problem?