I have installed xen 4.4.3, 4.6 and i can't find the /etc/xen/xend-config.sxp file and I'm trying to use virtual manager to create vms but i get this error messages.
sudo xl info
host : flask
release : 3.13.0-32-generic
version : #57~precise1-Ubuntu SMP Tue Jul 15 03:51:20 UTC 2014
machine : x86_64
nr_cpus : 4
max_cpu_id : 3
nr_nodes : 1
cores_per_socket : 4
threads_per_core : 1
cpu_mhz : 3577
hw_caps : 178bfbff:28100800:00000000:00000100:00000201:00000000:00000001:00000000
virt_caps :
total_memory : 8191
free_memory : 127
sharing_freed_memory : 0
sharing_used_memory : 0
outstanding_claims : 0
free_cpus : 0
xen_major : 4
xen_minor : 6
xen_extra : .0-rc
xen_version : 4.6.0-rc
xen_caps : xen-3.0-x86_64 xen-3.0-x86_32p
xen_scheduler : credit
xen_pagesize : 4096
platform_params : virt_start=0xffff800000000000
xen_changeset : Sun Sep 6 21:05:39 2015 +0100 git:a7b39c8
xen_commandline : placeholder
cc_compiler : gcc (Ubuntu/Linaro 4.6.3-1ubuntu5) 4.6.3
cc_compile_by : root
cc_compile_domain :
cc_compile_date : Mon Sep 14 15:56:54 EDT 2015
xend_config_format : 4