You are not alone. I am getting the same "Invalid User ID" message. I guess, MTNL has screwed up again.
Oh I c..so MTNL is going down as well..sheesh...anyways thnks for confirming this....
Abhishek Daga: Dude, I think you got bigger problems if on a saturday night you were trying to log in to your mtnl account to check your balance etc instead of being out somewhere.
Stick to the topic dodo...It's none of your business what I do on a Saturday night <:O)
Regards.