cannot complete operation due to concurrent modification by another operation.
I can't edit or update the VM or add the network back due to this error.
restart the VCenter but still won't work. any idea?
I has same problem today.I just open Chrome in "Incognito mode" and can change settings on VM
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Are there snapshots in place since backup?
no snapshot and vackup.
Can you confirm that you have the required permissions on vCenter Server?
Does the issue also occur if you try this using the email@example.com account?
Thanks it works now after editing from Chrome Incognito.
Thanks for prompt reply but it works now after editing from Chrome Incognito.