Fatal error: Uncaught Error: Class 'League\Uri\Modifiers\AbstractQueryModifier' not found in /home/eberhardschwarze/public_html/vendor/league/uri/src/Modifiers/MergeQuery.php:23 Stack trace: #0 {main} thrown in /home/eberhardschwarze/public_html/vendor/league/uri/src/Modifiers/MergeQuery.php on line 23