createDriver expects a „driver“ key to be present inside the parameters

Ist man im Development Mode braucht es einen default Datenbank Adapter in /config/autoload/db.local-development.php.

    'db' => array(
        // for primary db adapter that called
        // by $sm->get('Zend\Db\Adapter\Adapter')
        // required in development mode
        'username' => $dbParams['username'],
        'password' => $dbParams['password'],
        'driver' => 'Pdo_Pgsql',
        'dsn' => 'pgsql:dbname=' . $dbParams['database'] . ';host=' . $dbParams['hostname'],
        'adapters' => array(
            'dbDefault' => array(
                'username' => $dbParams['username'],
                'password' => $dbParams['password'],
                'driver' => 'Pdo_Pgsql',
                'dsn' => 'pgsql:dbname=' . $dbParams['database'] . ';host=' . $dbParams['hostname']
            ),
        ),
    ),

zend-developer-tools/issues/224#issuecomment-246174677

Bei der Zend Skeleton Application ist man zu Begin im Development Mode
Development Mode ausschalten:

vendor/bin/zf-development-mode disable

oder einschalten:

vendor/bin/zf-development-mode enable

Im Development Mode hat man die Developer Toolbar.