Fatal error: Uncaught PDOException: SQLSTATE[42S02]: Base table or view not found: 1146 Table 'randbooks1_ar.categories' doesn't exist in /var/www/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOStatement.php:91 Stack trace: #0 /var/www/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOStatement.php(91): PDOStatement->execute(NULL) #1 /var/www/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(828): Doctrine\DBAL\Driver\PDOStatement->execute() #2 /var/www/app/vendor/doctrine/orm/lib/Doctrine/ORM/Persisters/BasicEntityPersister.php(748): Doctrine\DBAL\Connection->executeQuery('SELECT t0.id AS...', Array, Array) #3 /var/www/app/vendor/doctrine/orm/lib/Doctrine/ORM/EntityRepository.php(196): Doctrine\ORM\Persisters\BasicEntityPersister->load(Array, NULL, NULL, Array, 0, 1, NULL) #4 /var/www/app/vendor/doctrine/orm/lib/Doctrine/ORM/EntityRepository.php(241): Doctrine\ORM\EntityRepository->findOneBy(Array) #5 /var/www/app/vendor/gedmo/doctrine-extensions/lib/Gedmo/Tree/Entity/Repository/NestedTreeRepository.php( in /var/www/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/AbstractMySQLDriver.php on line 53