Fatal error: Uncaught Error: Class "MediaWiki\HookContainer\HookRunner" not found in /var/www/ud12_29/html/mw/includes/Hooks.php:174
Stack trace:
#0 /var/www/ud12_29/html/mw/includes/exception/MWExceptionHandler.php(807): Hooks::runner()
#1 /var/www/ud12_29/html/mw/includes/exception/MWExceptionHandler.php(336): MWExceptionHandler::logError()
#2 /var/www/ud12_29/html/mw/includes/AutoLoader.php(244): MWExceptionHandler::handleError()
#3 /var/www/ud12_29/html/mw/includes/AutoLoader.php(244): require('...')
#4 /var/www/ud12_29/html/mw/includes/HookContainer/HookRunner.php(40): AutoLoader::autoload()
#5 /var/www/ud12_29/html/mw/includes/AutoLoader.php(244): require('...')
#6 /var/www/ud12_29/html/mw/includes/Hooks.php(174): AutoLoader::autoload()
#7 /var/www/ud12_29/html/mw/includes/exception/MWExceptionHandler.php(762): Hooks::runner()
#8 /var/www/ud12_29/html/mw/includes/exception/MWExceptionHandler.php(193): MWExceptionHandler::logException()
#9 /var/www/ud12_29/html/mw/includes/exception/MWExceptionHandler.php(247): MWExceptionHandler::rollbackPrimaryChangesAndLog()
#10 /var/www/ud12_29/html/mw/includes/exception/MWExceptionHandler.php(216): MWExceptionHandler::handleException()
#11 [internal function]: MWExceptionHandler::handleUncaughtException()
#12 {main}
thrown in /var/www/ud12_29/html/mw/includes/Hooks.php on line 174