Adding a bit more from the SoapUI log, it appears that Apache's HttpClient loses the Credentials information (third to last line):
Scheduling autosave every 5 minutes
Scheduling garbage collection every 60 seconds
The cajo server is running on localhost:1198/soapuiIntegration
Fri May 30 15:36:33 CDT 2014:INFO:Loaded project from [file:/......SOMETHING.XML]
Fri May 30 15:36:44 CDT 2014:DEBUG:Attempt 1 to execute request
Fri May 30 15:36:44 CDT 2014:DEBUG:Sending request: GET /WHATEVER/outputFormat/report/i1B82A9D79BC044D2BB7077CE86AEA1A6/PDF?p_requestid=10 HTTP/1.1
Fri May 30 15:36:44 CDT 2014:DEBUG:Receiving response: HTTP/1.1 401 Unauthorized
Fri May 30 15:36:44 CDT 2014:DEBUG:Connection can be kept alive indefinitely
Fri May 30 15:36:44 CDT 2014:DEBUG:Target requested authentication
Fri May 30 15:36:44 CDT 2014:DEBUG:Authorization challenge processed
Fri May 30 15:36:44 CDT 2014:DEBUG:Authentication scope: NTLM <any realm>@Some-Server.somewhereville.com:443
Fri May 30 15:36:44 CDT 2014:INFO:Some-Server.somewhereville.com:443 requires Windows authentication
Fri May 30 15:36:44 CDT 2014:DEBUG:Found credentials
Fri May 30 15:36:44 CDT 2014:DEBUG:Attempt 2 to execute request
Fri May 30 15:36:44 CDT 2014:DEBUG:Sending request: GET /WHATEVER/outputFormat/report/i1B82A9D79BC044D2BB7077CE86AEA1A6/PDF?p_requestid=10 HTTP/1.1
Fri May 30 15:36:44 CDT 2014:DEBUG:Receiving response: HTTP/1.1 401 Unauthorized
Fri May 30 15:36:44 CDT 2014:DEBUG:Connection can be kept alive indefinitely
Fri May 30 15:36:44 CDT 2014:DEBUG:Target requested authentication
Fri May 30 15:36:44 CDT 2014:DEBUG:Authorization challenge processed
Fri May 30 15:36:44 CDT 2014:DEBUG:Authentication scope: NTLM <any realm>@Some-Server.somewhereville.com:443
Fri May 30 15:36:44 CDT 2014:DEBUG:Attempt 3 to execute request
Fri May 30 15:36:44 CDT 2014:DEBUG:Sending request: GET /WHATEVER/outputFormat/report/i1B82A9D79BC044D2BB7077CE86AEA1A6/PDF?p_requestid=10 HTTP/1.1
Fri May 30 15:36:47 CDT 2014:DEBUG:Receiving response: HTTP/1.1 303 See Other
Fri May 30 15:36:47 CDT 2014:DEBUG:Connection shut down
Fri May 30 15:36:47 CDT 2014:DEBUG:Attempt 1 to execute request
Fri May 30 15:36:47 CDT 2014:DEBUG:Sending request: GET /WHATEVER/sessionOutput/conversationID/i2CDF6FAB63D74AE88C8A5653342DEF9F HTTP/1.1
Fri May 30 15:36:47 CDT 2014:DEBUG:Receiving response: HTTP/1.1 401 Unauthorized
Fri May 30 15:36:47 CDT 2014:DEBUG:Connection can be kept alive indefinitely
Fri May 30 15:36:47 CDT 2014:DEBUG:Target requested authentication
Fri May 30 15:36:47 CDT 2014:DEBUG:Authorization challenge processed
Fri May 30 15:36:47 CDT 2014:DEBUG:Authentication scope: NTLM <any realm>@Some-Server.somewhereville.com:443
Fri May 30 15:36:47 CDT 2014:DEBUG:Credentials not found
Fri May 30 15:36:47 CDT 2014:INFO:Got response for [http://Some-Server.somewhereville.com:80.PDF:Request 1] in 39ms (1293 bytes)
Connection refused: connect
