FIM 2010 R2 Client Addins Error

Hi,

I am able to Register and Reset my password via the web portal but When i click on "Forget your password" link for reseting my password in FIM 2010 R2 Clients Addins then its gives below error. However, client is working perfectly on some other machines. so please suggest me and why this error is coming.

Regards

Anil Kumar