Calling a SharePoint Web Service from SAP??

Hi Everyone,

I have been following the below link to call a SharePoint Web Service from SAP.

Consuming Microsoft SharePoint Web Services in SAP using Basic Authentication

But after entering the URL this pops up :

and I enter my SAP username and password, then I get this error:

But I have full SAP authorization.

Please can someone advice or help on this problem.

Thank you.