error when creating new user

Hi, good job. Ihave a feeling this has been spotted but i'll report it anyway.

When creating a new user, if you dont enter the password the appl throws an error. That's just a validation issue but thought i would point it anyway

Exception in PHP Script
/tst/tracmor-0.3.0/admin/user_account_edit.php     PHP Version: 5.3.0;  Zend Engine Version: 2.3.0;  Qcodo Version: 0.3.32 (Qcodo Beta 3)
Application: Apache/2.2.11 (Win32) PHP/5.3.0;  Server Name: localhost
HTTP User Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-GB; rv:1.9.2.13) Gecko/20101203 Firefox/3.6.13
MySqli Error: Column 'password_hash' cannot be null
Exception Type:   QMySqliDatabaseException

Rendered Page:   Click here to view contents able to be rendered

Source File:   C:\wamp\www\tst\tracmor-0.3.0\includes\data_classes\UserAccount.class.php     Line:   65

Line 60:                    $this->CreationDate = new QDateTime(QDateTime::Now);
Line 61:                }
Line 62:                else {
Line 63:                    $this->ModifiedBy = QApplication::$objUserAccount->UserAccountId;
Line 64:                }
Line 65:                parent::Save($blnForceInsert, $blnForceUpdate);
Line 66:            }
Line 67:           
Line 68:            public function __toStringWithLink() {
Line 69:                return sprintf('<a href="user_account_edit.php?intUserAccountId=%s">%s</a>', $this->intUserAccountId, $this->__toString());
Line 70:            }