Error code 3 VixHost_Connect Issue

VixHandle hostHandle = VIX_INVALID_HANDLE;
   VixHandle jobHandle = VIX_INVALID_HANDLE;
   VixError err;
   // Connect as current user on local host.
   jobHandle = VixHost_Connect(VIX_API_VERSION,
                               VIX_SERVICEPROVIDER_VMWARE_WORKSTATION,
                               NULL, // hostName
                               0, // hostPort
                               NULL, // userName
                               NULL, // password,
                               0, // options
                               VIX_INVALID_HANDLE, // propertyListHandle
                               NULL, // callbackProc
                               NULL); // clientData

   err = VixJob_Wait(jobHandle,
                     VIX_PROPERTY_JOB_RESULT_HANDLE,
                     &hostHandle,
                     VIX_PROPERTY_NONE);

   if (VIX_OK != err) {
      // Handle the error...
      goto abort;
   }
   Vix_ReleaseHandle(jobHandle);
   // Other code goes here...
   abort:
   Vix_ReleaseHandle(jobHandle);
   VixHost_Disconnect(hostHandle);

this is my code when i run it in vs 2005 it give me error code 3 always.i m using Vmware workstation 6.0.1 on windows xP

with every VIX function it returns same code.i need help