Horizon Agent that is installed on a Linux virtual machine is not responding.


  1. On the Linux virtual machine, open a terminal window and stop and restart the Horizon Agent service.
    sudo service viewagent <stop/start/restart>
  2. Verify that the X session is active.
    ps –A | grep X
  3. Install the X11 Simple VNC server on the virtual machine and verify that the X session is active over VNC.