Cognizant — offer letter not received 8th april interview @pune

Address: Pune, Maharashtra, 411052

This is mahesh and i have given interview on 8th april, 2018 at cognizant, pune for java and cleared all rounds (Technical + hr) and filled hr form.
Hr told me that i will get the offer letter within 2 week but i didn't receive it yet.
Later 2 weeks i mailed hr regarding offer letter. Hr replied me "your profile is on hold post internal evaluation." it's been 3 weeks i didn't get any update. I mailed hr but no response. Kindly update on the status.