Starting Oracle VM guest gives Error: Device 768 (vbd) could not be connected
(Doc ID 742003.1)
Last updated on JUNE 22, 2020
Applies to:Oracle VM - Version 2.1.1 to 2.1.2 [Release OVM211 to OVM212]
When you attempt to start a guest with either VM Manager, or from the command line, you encounter the following error:
# xm create vm.cfg Using config file "./vm.cfg". Error: Device 768 (vbd) could not be connected. /etc/xen/scripts/block failed; error detected.
The machine was recently upgraded from 2.1.1 to 2.1.2 using:
# up2date --update
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