Error while saving the wptmonitor/install.php

[Manjunath.Premkumar]

Can someone guide me here, I am getting below error while saving http://127.0.0.1/wptmonitor/install.php

exception 'PDOException' with message 'could not find driver' in C:\wpt\www\wptmonitor\lib\vendor\doctrine\Doctrine\Export\Sqlite.php:69 Stack trace: #0 C:\wpt\www\wptmonitor\lib\vendor\doctrine\Doctrine\Export\Sqlite.php(69): PDO->__construct('sqlite:C:/wpt/w...') #1 C:\wpt\www\wptmonitor\lib\vendor\doctrine\Doctrine\Connection\Sqlite.php(111): Doctrine_Export_Sqlite->createDatabase('C:/wpt/www/wptm...') #2 C:\wpt\www\wptmonitor\lib\vendor\doctrine\Doctrine\Manager.php(685): Doctrine_Connection_Sqlite->createDatabase() #3 C:\wpt\www\wptmonitor\lib\vendor\doctrine\Doctrine\Core.php(971): Doctrine_Manager->createDatabases(Array) #4 C:\wpt\www\wptmonitor\install.php(262): Doctrine_Core::createDatabases() #5 {main}

Thanks,
Manjunath