Fatal error: Uncaught Error: Class "Doctrine\DBAL\Exception\ConnectionException" not found in D:\htdocs\SuiteCRM\tmp\package\upgrade\SuiteCRM-8.9.1-extracted\vendor\doctrine\dbal\src\Exception\ConnectionLost.php:6 Stack trace: #0 {main} thrown in D:\htdocs\SuiteCRM\tmp\package\upgrade\SuiteCRM-8.9.1-extracted\vendor\doctrine\dbal\src\Exception\ConnectionLost.php on line 6