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Fatal error: Uncaught PDOException: SQLSTATE[23000]: Integrity constraint violation: 1048 Column 'mail_address' cannot be null in /var/www/vhosts/xyz.com/httpdocs/vendor/doctrine/dbal/lib/Doctrine/DBAL/Statement.php:168
Stack trace:
#0 /var/www/vhosts/xyz.com/httpdocs/vendor/doctrine/dbal/lib/Doctrine/DBAL/Statement.php(168): PDOStatement->execute(NULL)
#1 /var/www/vhosts/xyz.com/httpdocs/engine/Library/Doctrine/ORM/Persisters/Entity/BasicEntityPersister.php(285): Doctrine\DBAL\Statement->execute()
#2 /var/www/vhosts/xyz.com/httpdocs/vendor/doctrine/orm/lib/Doctrine/ORM/UnitOfWork.php(1073): Doctrine\ORM\Persisters\Entity\BasicEntityPersister->executeInserts()
#3 /var/www/vhosts/xyz.com/httpdocs/vendor/doctrine/orm/lib/Doctrine/ORM/UnitOfWork.php(386): Doctrine\ORM\UnitOfWork->executeInserts(Object(Doctrine\ORM\Mapping\ClassMetadata))
#4 /var/www/vhosts/xyz.com/httpdocs/vendor/doctrine/orm/lib/Doctrine/ORM/EntityManager.php(359): Doctrine\ORM\UnitOfWork->commit(N in /var/www/vhosts/xyz.com/httpdocs/vendor/doctrine/dbal/lib/Doctrine/DBAL/DBALException.php on line 179