Bug 1072863

Summary: libguestfs failed with guestfs_launch failed error while accessing disk
Product: Red Hat Enterprise Linux 6 Reporter: Ulhas Surse <usurse>
Component: libguestfsAssignee: Richard W.M. Jones <rjones>
Status: CLOSED NOTABUG QA Contact: Virtualization Bugs <virt-bugs>
Severity: medium Docs Contact:
Priority: medium    
Version: 6.0CC: acathrow, bfan, dshah, fsimonce, iheim, jraju, lpeer, mbooth, ptoscano, Rhev-m-bugs, rjones, usurse, yeylon
Target Milestone: pre-dev-freeze   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2014-05-07 11:07:30 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Comment 3 Richard W.M. Jones 2014-03-06 10:10:50 UTC 
(In reply to Ulhas Surse from comment #0)
> qemu-kvm: -drive file=787d5623-3c7d-470c-8015-17cdaf3f62fa,snapshot=on,if=virtio:
> could not open disk image 787d5623-3c7d-470c-8015-17cdaf3f62fa: No such file
> or directory 

This isn't really a libguestfs problem.

It likely happens because the backing file isn't present.  You can try
doing 'qemu-img info' on that path.

There's a big thread on this subject here:

  https://www.redhat.com/archives/libguestfs/2014-January/thread.html#00087

See especially Federico's reply:

  https://www.redhat.com/archives/libguestfs/2014-January/msg00153.html

See also:

  https://bugzilla.redhat.com/show_bug.cgi?id=1053684

The current bug may be a dupe of bug 1053684.
Comment 4 bfan 2014-03-17 05:45:52 UTC 
Hello,  Ulhas Surse

Could you help to try the steps of Comment 3, thanks