Hi Kasturi,
Thank you for contacting the Microsoft Community.
We are truly sorry about this experience. Our Engineering Team are aware of this issue and they are still working towards a resolution.
To make sure that this is not a problem with your profile, allow me to check on your profile and escalate the case if needed. In order to d
o so, please provide us with a PSR (Problem Steps Recorder) from your sign in page until you reach the error (blank page) and send it via private message along with the requested information. To view your private message, please see icon as shown on image below:

I look forward to your response. Please note that if no response is received after two business days, the case will be closed and locked. After the case is locked, we will no longer be able to respond, even through Private Messages. Thank you.
Regards,