Vaishali, it might be a server issue. Please try clearing the cache, browsing history, passwords, restart the device and relogin. The traffic to the website must have been high and that also might be one of the reasons why you must be facing this issue. And because the password hasn't been generated, your email id should be free to use again for registering. Try filling the application form either during the early hours in the morning or late hours at night when the traffic to the site is lesser.