Hi,
OK, this is probably a separate issue, because in the support information you provided last week, I could see:
-=snip
2013-01-25T14:27:57.010+05:30 [01484 error 'HttpConnectionPool-000000'] [ConnectComplete] Connect failed to <cs p:000000000183EFE0, TCP:10.192.200.121:80>; cnx: (null), error: No connection could be made because the target machine actively refused it.
2013-01-25T14:27:57.010+05:30 [01372 error 'Default'] Failed to establish connection to http://10.192.200.121:80. Vmacore::Exception: No connection could be made because the target machine actively refused it.
2013-01-25T14:27:57.010+05:30 [01372 error 'Default'] [CheckExtensionAndVC] HostNotReachable error: vmodl.fault.HostNotReachable
2013-01-25T14:27:58.010+05:30 [01372 info 'Default'] Connecting to host 10.192.200.121 on port 80 using protocol http
-=snip
Could you provide some more information now that you are running into that issue, e.g. a log snippet or full support information?
P.S. logs are located in %ProgramData%\VMware\VMware vCenter MHM\Logs (C:\ProgramData\VMware\VMware vCenter MHM\Logs)
HTH,