I have a Pentium D on 102 GCC motherboard I installed CentOS 5.4 so that I can use the Dom0 kernel shipped on it since I did not got any success in being able to create a Dom0 kernel on Ubuntu 9.04 on my machine after grub menu the on selecting the option XEN the machine boots up and shows me an error message PCI Not using MMCONFIG so it does not proceed any further. _______________________________________________ Xen-users mailing list Xen-users@lists.xensource.com http://lists.xensource.com/xen-users