The worker log reads:
2014-02-19T20:08:17.107-06:00 [03924 warning 'Default'] ERROR 14 opening disk \\Hnsps1000\VM1\hnsps052.latam.americas.gcn.local\hnsps052.latam.americas.gcn.local-0.vmdk.
2014-02-19T20:08:17.638-06:00 [03924 error 'task-7'] [BaseDiskSetComputer::DoOpen] OpenDisks failed, mntapi error: 226
2014-02-19T20:08:17.638-06:00 [03924 error 'task-7'] [BaseDiskSetComputer::AnalyzeErrorAndThrow] Error occurred when opening disk set, MNTAPI_ERROR = 226 MNTAPI errorType = 2, errorCode = 14
Windows error 14 is: "Not enough storage is available to complete this operation". There is some file copying during reconfig, so ensure some buffer.
OTOH the agent logs reads:
2014-02-19T20:06:51.097-06:00 [05888 warning 'Default'] [,0] FILE: FileIO_Unlock on '\\Hnsps1000\VM1\hnsps052.latam.americas.gcn.local\hnsps052.latam.americas.gcn.local.vmdk' failed: Input/output error
2014-02-19T20:07:59.341-06:00 [05888 warning 'Default'] [,0] FILE: FileLockCreateEntryDirectory stat failure on '\\Hnsps1000\VM1\hnsps052.latam.americas.gcn.local\hnsps052.latam.americas.gcn.local.vmdk.lck': Input/output error
2014-02-19T20:07:59.341-06:00 [05888 warning 'Default'] [,0] FILE: FileIO_Lock on '\\Hnsps1000\VM1\hnsps052.latam.americas.gcn.local\hnsps052.latam.americas.gcn.local.vmdk' failed: Input/output error
2014-02-19T20:07:59.341-06:00 [05888 info 'Default'] Sysimgbase_DiskLib_OpenWithPassPhrase failed with 'The specified network name is no longer available' (error code:4194313)
2014-02-19T20:07:59.341-06:00 [05888 info 'Default'] Error 4194313 opening disk \\Hnsps1000\VM1\hnsps052.latam.americas.gcn.local\hnsps052.latam.americas.gcn.local.vmdk.
2014-02-19T20:07:59.341-06:00 [05888 warning 'Default'] ERROR 4194313 opening disk \\Hnsps1000\VM1\hnsps052.latam.americas.gcn.local\hnsps052.latam.americas.gcn.local.vmdk.
2014-02-19T20:07:59.341-06:00 [05888 error 'task-2'] [BaseDiskSetComputer::DoOpen] OpenDisks failed, mntapi error: 67109010
2014-02-19T20:07:59.341-06:00 [05888 error 'task-2'] [BaseDiskSetComputer::AnalyzeErrorAndThrow] Error occurred when opening disk set, MNTAPI_ERROR = 67109010 MNTAPI errorType = 2, errorCode = 4194313
May be this is not the real error, but check also the network connectivity between the source machine and the destination.
HTH
Plamen