MediaWiki internal error.

Original exception: [f529b572] /index.php?title=Special:Upload&wpDestFile=Scripting_animmaki3.png Exception from line 153 of /var/www/wiki.winamp.com/includes/specials/SpecialUpload.php:
Backtrace:
#0 /var/www/wiki.winamp.com/includes/SpecialPage.php(631): SpecialUpload->execute(NULL)
#1 /var/www/wiki.winamp.com/includes/SpecialPageFactory.php(488): SpecialPage->run(NULL)
#2 /var/www/wiki.winamp.com/includes/Wiki.php(298): SpecialPageFactory::executePath(Title, RequestContext)
#3 /var/www/wiki.winamp.com/includes/Wiki.php(602): MediaWiki->performRequest()
#4 /var/www/wiki.winamp.com/includes/Wiki.php(467): MediaWiki->main()
#5 /var/www/wiki.winamp.com/index.php(49): MediaWiki->run()
#6 {main}

Exception caught inside exception handler: [bddb5735] /index.php?title=Special:Upload&wpDestFile=Scripting_animmaki3.png Exception from line 1073 of /var/www/wiki.winamp.com/includes/db/Database.php: A database error has occurred. Did you forget to run maintenance/update.php after upgrading? See: https://www.mediawiki.org/wiki/Manual:Upgrading#Run_the_update_script
Query: SELECT page_id,page_namespace,page_title,page_len,page_is_redirect,page_latest FROM `page` WHERE (page_namespace = '2' AND page_title = '10.0.20.12') OR (page_namespace = '3' AND page_title = '10.0.20.12')
Function: LinkBatch::doQuery (for Skin::preloadExistence)
Error: 1047 WSREP has not yet prepared node for application use (legacy-db001.dc.targetspot.com)

Backtrace:
#0 /var/www/wiki.winamp.com/includes/db/Database.php(1039): DatabaseBase->reportQueryError(string, integer, string, string, boolean)
#1 /var/www/wiki.winamp.com/includes/db/Database.php(1496): DatabaseBase->query(string, string)
#2 /var/www/wiki.winamp.com/includes/cache/LinkBatch.php(198): DatabaseBase->select(string, array, string, string)
#3 /var/www/wiki.winamp.com/includes/cache/LinkBatch.php(132): LinkBatch->doQuery()
#4 /var/www/wiki.winamp.com/includes/cache/LinkBatch.php(120): LinkBatch->executeInto(LinkCache)
#5 /var/www/wiki.winamp.com/includes/Skin.php(283): LinkBatch->execute()
#6 /var/www/wiki.winamp.com/includes/Skin.php(196): Skin->preloadExistence()
#7 /var/www/wiki.winamp.com/skins/Vector.php(48): Skin->initPage(OutputPage)
#8 /var/www/wiki.winamp.com/includes/SkinTemplate.php(245): SkinVector->initPage(OutputPage)
#9 /var/www/wiki.winamp.com/includes/OutputPage.php(2078): SkinTemplate->outputPage()
#10 /var/www/wiki.winamp.com/includes/Exception.php(407): OutputPage->output()
#11 /var/www/wiki.winamp.com/includes/Exception.php(606): PermissionsError->report()
#12 /var/www/wiki.winamp.com/includes/Exception.php(678): MWExceptionHandler::report(PermissionsError)
#13 /var/www/wiki.winamp.com/includes/Wiki.php(470): MWExceptionHandler::handle(PermissionsError)
#14 /var/www/wiki.winamp.com/index.php(49): MediaWiki->run()
#15 {main}