Fatal error: Uncaught Error: Class "TYPO3\CMS\Install\Updates\AbstractUpdate" not found in /home/.sites/884/site2951/web/test/luger/typo3conf/ext/news/Classes/Updates/RealurlAliasNewsSlugUpdater.php:36
Stack trace:
#0 {main}
  thrown in /home/.sites/884/site2951/web/test/luger/typo3conf/ext/news/Classes/Updates/RealurlAliasNewsSlugUpdater.php on line 36