Hi João
Please confirm if your URL parameter on CMC WEB Services is correct.
01 - Logon on CMC
02 - Go to Home
03 - Applications
04 - WebServices ( last Option at Bottom the page)
05 - Option -> Properties
06 - look the parameter
See pictures bellow
Try to use
http://??????????:8080/dswsbobje/services/Session
Best Regards