Solution Manager System Preparation step 6.3 issue

Hi

I am experiencing issue while configuring Solution Manager, i am in system preparation process step 6.3 experiencing below issue. Any suggestions / Solutions?

SOAP:1,007 SRT: Unsupported xstream found: ("HTTP Code 401 : Unauthorized")

Web service invocation problem on host sapxx001.xxx.xxxxxxx.xxx and port 8012 protocol : http logical port name : LP_WS_SMDAGENT_MONITORING

-G