Failed to start a VMware virtual machine

Issue

 When you Power On a VM, you will be greeted with the below error message:
'Failed to start the virtual machine.
Module DevicePowerOn power on failed.
Unable to create virtual SCSI device for scsi0:0, '/vmfs/volumes/...........vmdk'
Failed to open disk scsi0:0: Unsupported or invalid disk type 7. Ensure that the disk has been imported.'


Cause

This will occur when you
import a vmdk from one VMware product (eg: Workstation) and try to Power On the VM in another VMware product (eg: VMware ESXi).

Resolution

 Use VMware converter to convert this VM to a compatible version. 

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