Libvirt hit a issue when do VM migration

Hi All, Who can give me a help? I hit another issue when do vm migration? Libvirt throw out the error like below "libvirt: Domain Config error : unsupported configuration: vcpu enable order of vCPU '0' differs between source and destination definitions” The cup information is defined VM domain on source host is like: <vcpu placement='static'>2</vcpu> <vcpus> <vcpu id='0' enabled='yes' hotpluggable='no' order='1'/> <vcpu id='1' enabled='yes' hotpluggable='no' order='2'/> </vcpus> <cputune> <vcpupin vcpu='0' cpuset='42'/> <vcpupin vcpu='1' cpuset='43'/> </cputune> The distinction host previews generate xml for VM like: <vcpu placement='static'>2</vcpu> <vcpus> <vcpu id='0' enabled='yes' hotpluggable='no' order='1'/> <vcpu id='1' enabled='yes' hotpluggable='no' order='2'/> </vcpus> <cputune> <vcpupin vcpu='0' cpuset='42'/> <vcpupin vcpu='1' cpuset='43'/> </cputune> What’t wrong with it? Or I missing some actions in configurations regarding the migration Thanks a lot !