Fatal error: Uncaught Error: Class "Zumba\JsonSerializer\JsonSerializer" not found in /home/bimmertest/BookStack/vendor/phpmyadmin/sql-parser/src/Tools/CustomJsonSerializer.php:16 Stack trace: #0 {main} thrown in /home/bimmertest/BookStack/vendor/phpmyadmin/sql-parser/src/Tools/CustomJsonSerializer.php on line 16