ITR-2 JSON upload gives "Caught Error Description as null" error

Icould finally submit my ITR-2 today. Exactly same error. More than 50 characters in one descripttion field which I reduced and e-verified successfully.

Error in this website now !

My same message repeated thrice. Regret for the inconvenience.

@ Pramod Shrawage 

Congratulations on your winning the marathon at last.

can you pls let us know, which field it was