Exception encountered, of type "Error"<br />
[79d685c0] /index.php?action=export2word&amp;title=TwitterRank._Finding_Topic-sensitive_Influential_Twitterers_%28Weng%2C_Lim%2C_Jiang%2C_He%2C_2010%29   Error from line 229 of /var/www/discopal/actual/extensions/DocExport/DocExport.php: Call to undefined function wfMessageNoTrans()<br />
Backtrace:<br />
#0 /var/www/discopal/actual/extensions/DocExport/DocExport.php(144): DocExport::sendTo()<br />
#1 /var/www/discopal/actual/includes/Hooks.php(201): DocExport::onUnknownAction()<br />
#2 /var/www/discopal/actual/includes/MediaWiki.php(494): Hooks::run()<br />
#3 /var/www/discopal/actual/includes/MediaWiki.php(287): MediaWiki-&gt;performAction()<br />
#4 /var/www/discopal/actual/includes/MediaWiki.php(714): MediaWiki-&gt;performRequest()<br />
#5 /var/www/discopal/actual/includes/MediaWiki.php(508): MediaWiki-&gt;main()<br />
#6 /var/www/discopal/actual/index.php(41): MediaWiki-&gt;run()<br />
#7 {main}<br />