Can't su to VDS with remote access enabled / VDS services are not running.
Verify the following ownerships of the following directories:
<VDS dir>/etc/hd (root:vuser)
<VDS dir>/etc/hd/tmp (vdsuser:vuser)
Verify that the libsphera.so.1 hardlink points to the proper place
lrwxrwxrwx 16 root root 14 Feb 13 2003 libsphera.so -> libsphera.so.1
-r-xr-xr-x 16 root root 130720 May 22 2002 libsphera.so.1