MediaWiki internal error.

Original exception: [331ce4cec9a477d78187bb01] /wiki/Full_Spectrum_Warrior:_Ten_Hammers MWException from line 167 of /home/mediawiki/public_html/w/includes/Hooks.php: Invalid callback StrategyWikiAdsAnalytics::beforePageDisplay in hooks for BeforePageDisplay

Backtrace:
#0 /home/mediawiki/public_html/w/includes/Hooks.php(237): Hooks::callHook(string, array, array, NULL, string)
#1 /home/mediawiki/public_html/w/includes/OutputPage.php(2385): Hooks::runWithoutAbort(string, array)
#2 /home/mediawiki/public_html/w/includes/MediaWiki.php(868): OutputPage->output(boolean)
#3 /home/mediawiki/public_html/w/includes/MediaWiki.php(880): MediaWiki->{closure}()
#4 /home/mediawiki/public_html/w/includes/MediaWiki.php(524): MediaWiki->main()
#5 /home/mediawiki/public_html/w/index.php(42): MediaWiki->run()
#6 {main}

Exception caught inside exception handler: [331ce4cec9a477d78187bb01] /wiki/Full_Spectrum_Warrior:_Ten_Hammers MWException from line 167 of /home/mediawiki/public_html/w/includes/Hooks.php: Invalid callback StrategyWikiAdsAnalytics::beforePageDisplay in hooks for BeforePageDisplay

Backtrace:
#0 /home/mediawiki/public_html/w/includes/Hooks.php(237): Hooks::callHook(string, array, array, NULL, string)
#1 /home/mediawiki/public_html/w/includes/OutputPage.php(2385): Hooks::runWithoutAbort(string, array)
#2 /home/mediawiki/public_html/w/includes/exception/MWException.php(160): OutputPage->output()
#3 /home/mediawiki/public_html/w/includes/exception/MWException.php(201): MWException->reportHTML()
#4 /home/mediawiki/public_html/w/includes/exception/MWExceptionHandler.php(73): MWException->report()
#5 /home/mediawiki/public_html/w/includes/exception/MWExceptionHandler.php(149): MWExceptionHandler::report(MWException)
#6 /home/mediawiki/public_html/w/includes/MediaWiki.php(551): MWExceptionHandler::handleException(MWException)
#7 /home/mediawiki/public_html/w/index.php(42): MediaWiki->run()
#8 {main}