Whenever you change the Partnership authentication URL or Remote
Assertion Consumer Service url, the browser still gets redirected to
the lastest value and the new value doesn't seem to be changed.
Fully restart CA Access Gateway (SPS) to solve the issue. When
restarting the CA Access Gateway (SPS), be sure you wait some minutes
before starting it over.
Make also sure that XPSSweeper command doesn't report error :
$ XPSSweeper -vT