Dear Nikhil, you needn't send any more mails. Now AIIMS MBBS will reopen the code generation process from February 23rd until March 12th, 5.00pm IST. The procesure is the same. Please utilise this chance and generate the code. Login with your credentials, go to 'My Account', click on 'Dashboard' and generate the code by clucking on the link. The link will also be sent to your registered Email and Mobile no#.