<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=us-ascii"> <meta name="Generator" content="Microsoft Exchange Server">  <style></style> </head> <body> <font face="Calibri" size="3"><span style="font-size:12pt;"> <div><font color="#1F4E79">Hi,</font></div> <div><font color="#1F4E79"> </font></div> <div><font color="#1F4E79">I am upgrading libvirt from 1.2.9 to 2.0.0 and I have successfully make the libvirtd running. However, virsh cannot connect to hypervisor with following errors:</font></div> <div><font color="#1F4E79"> </font></div> <div><font color="red">virsh # connect</font></div> <div><font color="red">error: failed to connect to the hypervisor</font></div> <div><font face="Times New Roman" size="2" color="#1F4E79"><span style="font-size:11pt;"> </span></font></div> <div><font color="red">root@node-55:/usr/local# virsh -c 'qemu:///system' connect</font></div> <div><font color="red">error: failed to connect to the hypervisor</font></div> <div><font color="red">error: no connection driver available for qemu:///system</font></div> <div><font face="Times New Roman" size="2" color="#1F4E79"><span style="font-size:11pt;"> </span></font></div> <div><font color="#1F4E79">Can you give me some suggestion about where will be the problem. Thanks.</font></div> <div><font color="#1F4E79"> </font></div> <div><font color="#1F4E79">libvirtd is running: </font></div> <div><font color="#1F4E79">root@node-55:/usr/lib/python2.7/dist-packages# ps aux | grep -i libvirtd</font></div> <div><font color="#1F4E79">root 1246963 0.0 0.0 1245780 3428 ? Ssl 06:04 0:00 /usr/sbin/libvirtd --config /etc/libvirt/libvirtd.conf -l</font></div> <div><font face="Times New Roman" size="2" color="#1F4E79"><span style="font-size:11pt;"> </span></font></div> <div><font face="Times New Roman" size="2" color="#1F4E79"><span style="font-size:11pt;"> </span></font></div> <div><font size="2" color="#1F4E79"><span style="font-size:11pt;">Best Regards</span></font></div> <div><font size="2" color="#1F4E79"><span style="font-size:11pt;">Xu Rongjie (Max)</span></font></div> <div><font size="2" color="#1F4E79"><span style="font-size:11pt;">Mobile:18658176819</span></font></div> <div><font face="Times New Roman" size="2" color="#1F4E79"><span style="font-size:11pt;"> </span></font></div> <div><font face="Times New Roman" size="2"><span style="font-size:11pt;"> </span></font></div> <div><font face="Times New Roman" size="2"><span style="font-size:11pt;"> </span></font></div> </span></font> </body> </html>