Hii vGuy,
Thanks for your support.. but when i am trying to migrate it using an esxi enviornment i am not able to do so
Please find the attached error screenshot which i am getting
I have download it couple of times to be sure that the file is working fine without any doubt.
Please help on this.
Not Sure that this link will help you: http://community.spiceworks.com/topic/106095-upgrading-esx-4-0-to-4-1-with-update-manager
Looks like the problem, mentioned is as same as yours. But the versions are diff.
-GaneshNetworks-
Do you already have upgraded the vCenter Server and VUM to v5?