when dbus_connection_send_with_reply() fails, print connection and pending call status
when dbus_connection_send_with_reply() fails, print connection and pending call status

Otherwise the exception is a little bit opaque. Well, it is
a little bit opaque anyway, but maybe this helps somewhat.

joeshaw/gjs,pixunil/cjs,joeshaw/gjs,joeshaw/gjs,magcius/gjs,pixunil/cjs,endlessm/gjs,djdeath/gjs,djdeath/gjs,pixunil/cjs,pixunil/cjs,pixunil/cjs,mtwebster/cjs,magcius/gjs,joeshaw/gjs,djdeath/gjs,mtwebster/cjs,joeshaw/gjs,magcius/gjs,endlessm/gjs,djdeath/gjs,mtwebster/cjs,mtwebster/cjs,endlessm/gjs,magcius/gjs,magcius/gjs,mtwebster/cjs,endlessm/gjs,djdeath/gjs,endlessm/gjs