Hi, 1.) Don`t work in virt-manager create nets. start virt-manager in xterm: libvir: error : library call virConnectNumOfNetworks failed, possibly not supported libvir: error : library call virConnectNumOfDefinedNetworks failed, possibly not supported but virt-manager work! Why??? What install more? 2.) Where config files for vm? Start install vm Windows2003 from iso image. After reboot windows not find cdrom! Why? where indicate him? where config file? 3.) Why not work button "delete" in "Virtual machin details"-> "Hardware" My system: CentOS_5, Xen 3.1 (from source), libvirt-0.2.2, virtinst-0.103.0, virt-manager-0.4.0, xen-libs-3.1 Please help! How install continue windows2003 after reboot???!!! Drovalev Roman Nikolaevich.