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I don't know if this was the problem, but I figured out an alternative.
Instead of getting the SparqlConnection via new SparqlConnection(), I use SparqlConnection.get_direct(). This worked for me. But thank you for your suggestion. Regards, Martin > Date: Tue, 24 Apr 2012 19:36:47 +0100 > From: martyn lanedo com > To: martin_ziel hotmail com > CC: tracker-list gnome org > Subject: Re: [Tracker] Using Tracker for a Gnome-Shell-Extension > > On 19/04/12 20:55, Martin Ziel wrote: > > Hi, > > Hi, > > > I tried to create a simple gnome-shell extension to search for music via > > the default gnome-shell search-mechanism. > > Unfortunately, everytime I try to callt the SparqlConnection.query > > method, my gnome-shell crashes with the following log: > > > > (gnome-settings-daemon:8883): GLib-GObject-CRITICAL **: g_object_unref: > > assertion `G_IS_OBJECT (object)' failed > > g_dbus_connection_real_closed: Remote peer vanished with error: > > Underlying GIOStream returned 0 bytes on an async read > > (g-io-error-quark, 0). Exiting. > > > > > > The query is well formed, I can safely execute it via the tracker-sparql > > app. Is this a known problem and how can I avoid it? > > IT sounds like you're destroying the SparqlConnection before you have > finished using it. Any code to share here? > > -- > Regards, > Martyn > > Founder and CEO of Lanedo GmbH. |