Virtual machine failed to boot from attached ISO CD with error message "Boot failed: Could not read from CDROM (code 0003)"

Issue

• Virtual machine failed to boot from attached ISO CD with error message "Boot failed: Could not read from CDROM (code 0003)"
• The following traceback is seen in /var/log/vdsm/vdsm.log :

36832 Thread-11262835::WARNING::2012-08-15 09:19:10,969::vm::430::vm.Vm::(preparePaths) vmId=`11aaf15b-9bfd-4bf3-b074-25541f345a91`::Traceback (most recent call last):
36833   File "/usr/share/vdsm/vm.py", line 428, in preparePaths
36834   File "/usr/share/vdsm/vm.py", line 392, in _prepareVolumePath
36835   File "/usr/share/vdsm/clientIF.py", line 540, in _prepareVolumePath
36836 VolumeError: Bad volume specification /rhev/data-center/48337ccc-53af-11e1-a23f-3440b5807d78/f82cf60d-9a62-417e-b423-248d55897239/images/11111111-1111-1111-1111-111111111111/rhel-server-5.3-x86_64-dvd.iso