anuj_24mar@yahoo.com wrote: It sets my page status to 404 but doesnt redirect to "error.htm" I assume it redirects to the page which is configured in IIS. If yes, you need to change this to error.htm in IIS settings. :) Navaneeth How to use google | Ask smart questions

The postback url must be posting back to a different state because the controls are not found. Are you transferring sessions from page to page?