内部错误

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[b74b94a34af4b64de802d0cc] /index.php?title=%E5%88%86%E7%B1%BB:Languages_pages_without_translations&action=edit&redlink=1 Error: Call to undefined method User::getEffectiveGroups()

Backtrace:

from /opt/sites/wiki/LocalSettings.php(229)
#0 /opt/sites/wiki/includes/HookContainer/HookContainer.php(338): BlockEditUsers(OutputPage, CategoryPage, Title, User, WebRequest, MediaWiki)
#1 /opt/sites/wiki/includes/HookContainer/HookContainer.php(137): MediaWiki\HookContainer\HookContainer->callLegacyHook(string, array, array, array)
#2 /opt/sites/wiki/includes/HookContainer/HookRunner.php(2527): MediaWiki\HookContainer\HookContainer->run(string, array)
#3 /opt/sites/wiki/includes/MediaWiki.php(507): MediaWiki\HookContainer\HookRunner->onMediaWikiPerformAction(OutputPage, CategoryPage, Title, User, WebRequest, MediaWiki)
#4 /opt/sites/wiki/includes/MediaWiki.php(322): MediaWiki->performAction(CategoryPage, Title)
#5 /opt/sites/wiki/includes/MediaWiki.php(904): MediaWiki->performRequest()
#6 /opt/sites/wiki/includes/MediaWiki.php(562): MediaWiki->main()
#7 /opt/sites/wiki/index.php(50): MediaWiki->run()
#8 /opt/sites/wiki/index.php(46): wfIndexMain()
#9 {main}