#0  on_get_job_attributes_cb (source_object=<optimized out>, res=<optimized out>, user_data=<optimized out>) at cc-printers-panel.c:346
  341:               job_originating_user_name = g_variant_get_string (g_variant_get_child_value (username, 0), NULL);
  342:               job_printer_uri = g_variant_get_string (g_variant_get_child_value (printer_uri, 0), NULL);
  343: 
  344:               if (job_originating_user_name != NULL && job_printer_uri != NULL &&
  345:                   g_strcmp0 (job_originating_user_name, cupsUser ()) == 0 &&
  346:                   g_strrstr (job_printer_uri, "/") != 0 &&
  347:                   priv->dests != NULL)
  348:                 {
  349:                   PpPrinterEntry *printer_entry;
  350:                   gchar *printer_name;
  351: 
#1  0x00007feb82196203 in g_task_return_now (task=0x7feb180076e0) at ../../../../gio/gtask.c:1145
  [Error: gtask.c was not found in source tree]
#2  0x00007feb82196239 in complete_in_idle_cb (task=0x7feb180076e0) at ../../../../gio/gtask.c:1159
  [Error: gtask.c was not found in source tree]
#3  0x00007feb81be5e25 in g_main_dispatch (context=0x559cee6108e0) at ../../../../glib/gmain.c:3148
  [Error: gmain.c was not found in source tree]
#4  g_main_context_dispatch (context=context@entry=0x559cee6108e0) at ../../../../glib/gmain.c:3813
  [Error: gmain.c was not found in source tree]
#5  0x00007feb81be61f0 in g_main_context_iterate (context=context@entry=0x559cee6108e0, block=block@entry=0, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../../glib/gmain.c:3886
  [Error: gmain.c was not found in source tree]
#6  0x00007feb81be627c in g_main_context_iteration (context=context@entry=0x559cee6108e0, may_block=may_block@entry=0) at ../../../../glib/gmain.c:3947
  [Error: gmain.c was not found in source tree]
#7  0x00007feb821abcba in g_application_run (application=0x559cee65c700, argc=<optimized out>, argv=<optimized out>) at ../../../../gio/gapplication.c:2425
  [Error: gapplication.c was not found in source tree]
#8  0x0000559ced9ea891 in main (argc=<optimized out>, argv=<optimized out>) at main.c:57
  52: #ifdef HAVE_CHEESE
  53:   cheese_gtk_init (&argc, &argv);
  54: #endif /* HAVE_CHEESE */
  55: 
  56:   application = cc_application_new ();
  57:   status = g_application_run (G_APPLICATION (application), argc, argv);
  58: 
  59:   g_object_unref (application);
  60: 
  61:   return status;
  62: }