[php7:error] PHP Fatal error: Uncaught Error: Class 'Vector\\FeatureManagement\\Requirements\\LatestSkinVersionRe
quirement' not found in /var/www/skins/Vector/includes/ServiceWiring.php:52\nStack trace:\n#0 /var/www/vendor/wikimedia/services/src/ServiceContainer.php(447
): Wikimedia\\Services\\ServiceContainer->{closure}(Object(MediaWiki\\MediaWikiServices))\n#1 /var/www/vendor/wikimedia/services/src/ServiceContainer.php(416): Wikimedia\\Se
rvices\\ServiceContainer->createService('Vector.FeatureM...')\n#2 /var/www/skins/Vector/includes/SkinVector.php(82): Wikimedia\\Services\\ServiceContainer->getService('Vecto
r.FeatureM...')\n#3 /var/www/skins/Vector/includes/SkinVector.php(47): SkinVector->isLegacy()\n#4 /var/www/includes/OutputPage.php(2497): SkinVector->getDefa
ultModules()\n#5 /var/www/includes/OutputPage.php(2604): OutputPage->loadSkinModules(Object(SkinVector))\n#6 /var/www/includes/exception/MWExceptionRenderer.
php(153): Outp in /var/www/skins/Vector/includes/ServiceWiring.php on line 52, referer: https://www.example.com/wikitiki/index.php/Special:Version