I think I'm also having the same issue (under testing, version 4.0-1);
as mentioned by Gerasimos Melissaratos virt-viewer is working when in
I remember noticing that the Gtk-WARNING about negative dimensions was also
there while virt-viewer used to work, but I've found two GSpice-CRITICAL.
This is a full log of the output I had while creating a test virtual
machine (I think it's short enough that it's worth pasting in full)
using virt-install, which launches virt-viewer:
$ virt-install --name wtf --memory 1024 --cpu host --cdrom
debian-8.5.0-i386-DVD-1.iso --disk size=4,format=qcow --network user
Allocating 'wtf.qcow' | 4.0 GB 00:00
Creating domain... | 0 B 00:00
** (virt-viewer:25901): WARNING **: Error retrieving accessibility bus address:
org.freedesktop.DBus.Error.ServiceUnknown: The name org.a11y.Bus was not
provided by any .service files
(virt-viewer:25901): Gtk-WARNING **: Failed to get the GNOME session proxy: The
name org.gnome.SessionManager is not owned
(virt-viewer:25901): Gtk-WARNING **: Failed to get the Xfce session proxy: The
name org.xfce.SessionManager is not owned
(virt-viewer:25901): Gtk-WARNING **: Failed to get an inhibit portal proxy: The
name org.freedesktop.portal.Desktop is not owned
(virt-viewer:25901): GSpice-WARNING **: PulseAudio context failed Connection
(virt-viewer:25901): GSpice-WARNING **: pa_context_connect() failed: Connection
(virt-viewer:25901): GSpice-CRITICAL **: egl init failed: cannot create EGL
(virt-viewer:25901): GSpice-CRITICAL **: egl realize failed: failed to activate
(virt-viewer:25901): Gtk-WARNING **: Allocating size to SpiceDisplay 0xd3e400
without calling gtk_widget_get_preferred_width/height(). How does the code know
the size to allocate?
(virt-viewer:25901): Gtk-WARNING **: gtk_widget_size_allocate(): attempt to
underallocate VirtViewerDisplaySpice's child SpiceDisplay 0xd3e400. Allocation
is 720x400, but minimum required size is 640x480.
Domain installation still in progress. You can reconnect to
the console to complete the installation process.
Elena ``of Valhalla''