Sorry for that I defined it now When I run the command [root@localhost qemu]# virsh start guestfvd error: Failed to start domain guestfvd error: internal error unknown disk format 'fvd' for /var/lib/libvirt/images/guestfvd I know this error sounds like the fvd is not installed but I havecompiled it and maked it myself Qemu-img command list the format fvd along with qed ,qcow2 The binary qemu-system-x86-64 isalso maked as a result of make install What to do now ??? -----Original Message----- From: Michal Novotny [mailto:minovotn@xxxxxxxxxx] Sent: Thursday, January 05, 2012 4:14 PM To: Pankaj Rawat Cc: libvir-list@xxxxxxxxxx Subject: Re: kvm-qemu emulator problem On 01/05/2012 11:43 AM, Pankaj Rawat wrote: > I created a xml file guestfvd.xml > > Then I made changes as u specified > And when run command > > > [root@localhost qemu]# virsh start guestfvd > error: failed to get domain 'guestfvd' > error: Domain not found: no domain with matching name 'guestfvd' > > > Now this error make sence since we have'nt created a guest yet how can > we start such one. > Please correct me if I'm wrong > Can you help me on this You forgot to define it first ;-) You have to define it using "virsh define guestfvd.xml" first and then start :-) The name of what guest to start have to be the same as the one in "//domain/name" node of xPath query applied to the XML file. Michal -- Michal Novotny <minovotn@xxxxxxxxxx>, RHCE, Red Hat Virtualization | libvirt-php bindings | php-virt-control.org DISCLAIMER: ----------------------------------------------------------------------------------------------------------------------- The contents of this e-mail and any attachment(s) are confidential and intended for the named recipient(s) only. It shall not attach any liability on the originator or NECHCL or its affiliates. Any views or opinions presented in this email are solely those of the author and may not necessarily reflect the opinions of NECHCL or its affiliates. Any form of reproduction, dissemination, copying, disclosure, modification, distribution and / or publication of this message without the prior written consent of the author of this e-mail is strictly prohibited. If you have received this email in error please delete it and notify the sender immediately. . ----------------------------------------------------------------------------------------------------------------------- -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list