Probably communication issue with your ESX host:
get disklib file name as ha-nfc://
vmos1 havoc/havoc.vmdk@192.168.24.135:902!52 c6 71 4a c2 34 45 a1-9e b0 e5 0b fc d0 42 a1
8 2009-11-05 10:10:21.253 01308 verbose 'App' ,0 NBD_Clientopen: attempting to create connection to ha-nfc://
vmos1 havoc/havoc.vmdk@192.168.24.135:902
8 2009-11-05 10:10:21.253 01308 verbose 'App' ,0 Started up WSA
8 2009-11-05 10:10:42.296 01308 verbose 'App' ,0 Cannot connect to server 192.168.24.135:902: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond
8 2009-11-05 10:10:42.296 01308 verbose 'App' ,0 CnxAuthdConnect: Returning false because CnxAuthdConnectTCP failed
8 2009-11-05 10:10:42.296 01308 verbose 'App' ,0 CnxConnectAuthd: Returning false because CnxAuthdConnect failed
8 2009-11-05 10:10:42.296 01308 verbose 'App' ,0 Cnx_Connect: Returning false because CnxConnectAuthd failed
8 2009-11-05 10:10:42.296 01308 verbose 'App' ,0 Cnx_Connect: Error message: Failed to connect to server 192.168.24.135:902
8 2009-11-05 10:10:42.296 01308 warning 'App' ,0 NFC ERROR NfcNewAuthdConnectionEx: Failed to connect to peer. Error: Failed to connect to server 192.168.24.135:902
8 2009-11-05 10:10:42.296 01308 verbose 'App' ,0 NBD_ClientOpen: Couldn't connect to 192.168.24.135:902 Failed to connect to server 192.168.24.135:902
8 2009-11-05 10:10:42.296 01308 verbose 'App' ,0 DISKLIB-DSCPTR: : "ha-nfc://vmos1 havoc/havoc.vmdk@192.168.24.135:902" : Failed to open NBD extent.
8 2009-11-05 10:10:42.296 01308 verbose 'App' ,0 DISKLIB-LINK : "ha-nfc://vmos1 havoc/havoc.vmdk@192.168.24.135:902" : failed to open (NBD_ERR_NETWORK_CONNECT).
8 2009-11-05 10:10:42.296 01308 verbose 'App' ,0 DISKLIB-CHAIN : "ha-nfc://vmos1 havoc/havoc.vmdk@192.168.24.135:902" : failed to open (NBD_ERR_NETWORK_CONNECT).
8 2009-11-05 10:10:42.296 01308 verbose 'App' ,0 DISKLIB-LIB : Failed to open 'ha-nfc://vmos1 havoc/havoc.vmdk@192.168.24.135:902' with flags 0 (NBD_ERR_NETWORK_CONNECT).
8 2009-11-05 10:10:42.296 01308 error 'task-1' disk open error DiskLib_Open failed on ha-nfc://vmos1 havoc/havoc.vmdk@192.168.24.135:902!52 c6 71 4a c2 34 45 a1-9e b0 e5 0b fc d0 42 a1 with error NBD_ERR_NETWORK_CONNECT.
8 2009-11-05 10:10:42.296 01308 error 'task-1' TaskImpl has failed with std::Exception: DiskLib_Open failed on ha-nfc://vmos1 havoc/havoc.vmdk@192.168.24.135:902!52 c6 71 4a c2 34 45 a1-9e b0 e5 0b fc d0 42 a1 with error NBD_ERR_NETWORK_CONNECT.
8 2009-11-05 10:10:42.296 01308 info 'task-1' Volume-based cloning 10.60.0.126 --> havoc updates, state: 4, percentage: 0, xfer rate (Bps): <unknown>
8 2009-11-05 10:10:42.296 01308 error 'task-1' Failed to perform PostDoRun task in Linux P2V while retrieving the log bundle: helper connection or task hasn't been created
8 2009-11-05 10:10:42.296 01308 info 'task-1' powering off vm after linux p2v ...
8 2009-11-05 10:10:42.296 01308 verbose 'task-1' Getting VIM connection to 192.168.24.135...
8 2009-11-05 10:10:42.296 01308 info 'task-1' Reusing existing VIM connection to 192.168.24.135
8 2009-11-05 10:10:42.390 01308 error 'task-1' failed to perform PostDoRun task in Linux P2V: vim.fault.InvalidPowerState
8 2009-11-05 10:10:42.390 01308 info 'task-1' ConvertTask updates, state: 4, percentage: 1, xfer rate (Bps): <unknown>
vcbMC-1.0.6 Beta
vcbMC-1.0.7 Lite
http://www.no-x.org