VM Power-up failure — Reason: Failed to lock the file. Cannot open the disk… 0

Recently, I was tasked to investigate an error encountered when trying to power up a virtual machine.  The end user is getting the following error message: An unexpected error was received from the ESX host while powering on VM vm-26615.Reason: Failed to lock the file.Cannot open the disk /vmfs/volumes/5029553f-63b72580-1c18-002655238b38/Windows7x64-GoldImage/Windows7x64-GoldImage.vmdk or one of the snapshot disks […]