The title, “The Parent Disk has been modified since the child was created” alludes to an all too common VMWare ESX. ESXi, and VSphere error that occurs sometimes when a VM is moved from one datastore to another, or when the system has been rolled back to a snapshot.

Resolving this is pretty easy. Just go to the command prompt (via SSH or unsupported shell, depending on your version) and browse to the directory where the VMDK files are stored.

Now, suppose that you are on your third snapshot. You should have a current VMDK name similar to myserver-000003.vmdk. This… Continue reading →