Profile edit error

When i am trying to update my profile This error is showing .
“This page isn’t working

http://www.edulinkprivatetutor.com is currently unable to handle this request.
HTTP ERROR 500”
Kindly help me how can I solve this problem.
Any one can use username:- edulink
Password: Edulink.9832
Hosting provider is saying it is a coding problem. Please help me some one