Unexpected non-MediaWiki exception encountered, of type &quot;Exception&quot;<br />
exception 'Exception' with message 'DateTimeZone::__construct() [&lt;a href='datetimezone.--construct'&gt;datetimezone.--construct&lt;/a&gt;]: Unknown or bad timezone (GMT)' in /var/www/wiki/includes/GlobalFunctions.php:2375<br />
Stack trace:<br />
#0 /var/www/wiki/includes/GlobalFunctions.php(2375): DateTimeZone-&gt;__construct('GMT')<br />
#1 /var/www/wiki/includes/User.php(881): wfTimestamp(1)<br />
#2 /var/www/wiki/includes/User.php(956): User-&gt;loadDefaults()<br />
#3 /var/www/wiki/includes/User.php(271): User-&gt;loadFromSession()<br />
#4 /var/www/wiki/includes/User.php(2278): User-&gt;load()<br />
#5 /var/www/wiki/includes/User.php(2293): User-&gt;getGroups()<br />
#6 /var/www/wiki/includes/User.php(2264): User-&gt;getEffectiveGroups()<br />
#7 /var/www/wiki/includes/User.php(2494): User-&gt;getRights()<br />
#8 /var/www/wiki/includes/User.php(2455): User-&gt;isAllowed('patrol')<br />
#9 /var/www/wiki/includes/User.php(2503): User-&gt;isAllowedAny('patrol', 'patrolmarks')<br />
#10 /var/www/wiki/includes/specials/SpecialRecentchanges.php(249): User-&gt;useRCPatrol()<br />
#11 /var/www/wiki/includes/specials/SpecialRecentchanges.php(135): SpecialRecentChanges-&gt;checkLastModified(NULL)<br />
#12 /var/www/wiki/includes/SpecialPageFactory.php(458): SpecialRecentChanges-&gt;execute(NULL)<br />
#13 /var/www/wiki/includes/Wiki.php(240): SpecialPageFactory::executePath(Object(Title), Object(RequestContext))<br />
#14 /var/www/wiki/includes/Wiki.php(640): MediaWiki-&gt;performRequest()<br />
#15 /var/www/wiki/includes/Wiki.php(547): MediaWiki-&gt;main()<br />
#16 /var/www/wiki/index.php(57): MediaWiki-&gt;run()<br />
#17 {main}<br />
<br />
#0 /var/www/wiki/includes/GlobalFunctions.php(2375): DateTimeZone-&gt;__construct('GMT')<br />
#1 /var/www/wiki/includes/User.php(881): wfTimestamp(1)<br />
#2 /var/www/wiki/includes/User.php(956): User-&gt;loadDefaults()<br />
#3 /var/www/wiki/includes/User.php(271): User-&gt;loadFromSession()<br />
#4 /var/www/wiki/includes/User.php(2278): User-&gt;load()<br />
#5 /var/www/wiki/includes/User.php(2293): User-&gt;getGroups()<br />
#6 /var/www/wiki/includes/User.php(2264): User-&gt;getEffectiveGroups()<br />
#7 /var/www/wiki/includes/User.php(2494): User-&gt;getRights()<br />
#8 /var/www/wiki/includes/User.php(2455): User-&gt;isAllowed('patrol')<br />
#9 /var/www/wiki/includes/User.php(2503): User-&gt;isAllowedAny('patrol', 'patrolmarks')<br />
#10 /var/www/wiki/includes/specials/SpecialRecentchanges.php(249): User-&gt;useRCPatrol()<br />
#11 /var/www/wiki/includes/specials/SpecialRecentchanges.php(135): SpecialRecentChanges-&gt;checkLastModified(NULL)<br />
#12 /var/www/wiki/includes/SpecialPageFactory.php(458): SpecialRecentChanges-&gt;execute(NULL)<br />
#13 /var/www/wiki/includes/Wiki.php(240): SpecialPageFactory::executePath(Object(Title), Object(RequestContext))<br />
#14 /var/www/wiki/includes/Wiki.php(640): MediaWiki-&gt;performRequest()<br />
#15 /var/www/wiki/includes/Wiki.php(547): MediaWiki-&gt;main()<br />
#16 /var/www/wiki/index.php(57): MediaWiki-&gt;run()<br />
#17 {main}<br />