Fatal error: Uncaught Error: Class "PHPUnit_Framework_TestCase" not found in /var/www/erp/spreadsheet/vendor/doctrine/instantiator/tests/DoctrineTest/InstantiatorTest/Exception/InvalidArgumentExceptionTest.php:33 Stack trace: #0 {main} thrown in /var/www/erp/spreadsheet/vendor/doctrine/instantiator/tests/DoctrineTest/InstantiatorTest/Exception/InvalidArgumentExceptionTest.php on line 33