Shibboleth SSO server adds "=" after query string

[Cantor, Scott]

> There is no "=" character in the url that is sent to the Shib server.  I have
> listed the complete http request/reponse that is taking place to avoid any
> confusion in understanding the issue. Please take some time to go through
> these transactions as we really feel that this is an issue that needs to be
> analyzed at shibboleth server. Thanks a ton in advance for taking out time in
> going through these huge http requests

Where is there a single Shibboleth SP or IdP involved in this entire sequence? Maybe I missed it, but I don't see one.

-- Scott