Exception encountered, of type &quot;Error&quot;<br />
[d42df49fb4cc6a39b6f7c486] /index.php?action=edit&amp;title=Hilarious_Wiki   Error from line 193 of /var/www/wiki/includes/GlobalFunctions.php: Call to undefined function each()<br />
Backtrace:<br />
#0 [internal function]: wfArrayDiff2_cmp()<br />
#1 /var/www/wiki/includes/GlobalFunctions.php(177): array_udiff()<br />
#2 /var/www/wiki/includes/EditPage.php(630): wfArrayDiff2()<br />
#3 /var/www/wiki/includes/EditPage.php(529): EditPage-&gt;getEditPermissionErrors()<br />
#4 /var/www/wiki/includes/actions/EditAction.php(59): EditPage-&gt;edit()<br />
#5 /var/www/wiki/includes/MediaWiki.php(503): EditAction-&gt;show()<br />
#6 /var/www/wiki/includes/MediaWiki.php(288): MediaWiki-&gt;performAction()<br />
#7 /var/www/wiki/includes/MediaWiki.php(745): MediaWiki-&gt;performRequest()<br />
#8 /var/www/wiki/includes/MediaWiki.php(519): MediaWiki-&gt;main()<br />
#9 /var/www/wiki/index.php(45): MediaWiki-&gt;run()<br />
#10 {main}<br />