Bangalore Water Supply & Sewerage Board [Bwssb] — online exam registration

I am trying to apply job in bwssb for meter readers post as the notification announced on official website of bwssb. Got.in but when ever i am trying register for exams it always says server error and it is not taking my registration for the same. I call toll free number given but the person who answered my call says it is taking exam registration. But i am really unable to register for exam last date for exam registration is 28th sept 2018. Kindly help to register or help me if any other way available to apply for the same