而且我已经重试删掉数据库，然后从新解压多次尝试，还是失败

这种错误又是怎么回事呢

Fatal error: Uncaught exception 'PDOException' with message 'SQLSTATE: Integrity constraint violation: 1062 Duplicate entry 'cnlinyg@gmail.com' for key 'NewIndex1'' in D:\serverweb\PHPnow-1.5.6\htdocs\anwsion\gzphp\Zend\Db\Statement\Pdo.php:228 Stack trace: #0 D:\serverweb\PHPnow-1.5.6\htdocs\anwsion\gzphp\Zend\Db\Statement\Pdo.php(228): PDOStatement->execute(Array) #1 D:\serverweb\PHPnow-1.5.6\htdocs\anwsion\gzphp\Zend\Db\Statement.php(300): Zend_Db_Statement_Pdo->_execute(Array) #2 D:\serverweb\PHPnow-1.5.6\htdocs\anwsion\gzphp\Zend\Db\Adapter\Abstract.php(479): Zend_Db_Statement->execute(Array) #3 D:\serverweb\PHPnow-1.5.6\htdocs\anwsion\gzphp\Zend\Db\Adapter\Pdo\Abstract.php(238): Zend_Db_Adapter_Abstract->query('INSERT INTO `aw...', Array) #4 D:\serverweb\PHPnow-1.5.6\htdocs\anwsion\gzphp\Zend\Db\Adapter\Abstract.php(575): Zend_Db_Adapter_Pdo_Abstract->query('INSERT INTO `aw...', Array) #5 D:\serverweb\PHPnow-1.5.6\htdocs\anwsion\install\index.php(248): Zend_Db_Adapter_Abstract->insert('aws_users', Array) #6 { in D:\serverweb\PHPnow-1.5.6\htdocs\anwsion\gzphp\Zend\Db\Statement\Pdo.php on line 234

数据库用户密码错误？