RS in Sharepoint 2007

Sharepoint Server Portal 2007, MSSQL 2005, Reporting Services

When I try to integrate Reporting Services in Adminitsrator, for url of RS I write this: http://servername/ReportServer/ and click OK.

But when I try to go to 'Set Server defaults' or 'Managed Shared Shedules' I get this:

Server was unable to process request. > Client found response content type of '', but expected 'text/xml'. The request failed with an empty responseWhat should I Do ?

Hello,

Unfortunatelly I face the same problem.

I just put a little bit more info.

In the "reporting service" area of the application management, there is 3 links:

Manage integration settings : I put the url of my reporting server and the authentiation mode (windows)