Regarding page has expired problem in IE when we use back button..

Hi All,

        We develop a small web application using ruby on rails.. we getting "Page has expired problem in IE browser" when we click back button..  The following error was display

(Warning: Page has Expired

The page you requested was created using information you submitted in a form. This page is no longer available. As a security precaution, Internet Explorer does not automatically resubmit your information for you.

To resubmit your information and view this Web page, click the Refresh button. )

How to resolve that problem...

Any help would be appreciated
   
Thanks

with regards,
Railssathiya