--- deja-dup-34.3/deja-dup/widgets/ConfigList.vala.newvala	2017-04-16 11:46:42.353133440 +0200
+++ deja-dup-34.3/deja-dup/widgets/ConfigList.vala	2017-04-16 11:46:47.219574579 +0200
@@ -333,7 +333,7 @@ public class ConfigList : ConfigWidget
 
     model.row_deleted.disconnect(write_to_config);
     foreach (Gtk.TreeIter iter in iters) {
-      (model as Gtk.ListStore).remove(iter);
+      (model as Gtk.ListStore).remove(ref iter);
     }
     model.row_deleted.connect(write_to_config);
 
--- deja-dup-34.3/deja-dup/widgets/ConfigLocation.vala.newvala	2017-04-16 11:47:07.522907908 +0200
+++ deja-dup-34.3/deja-dup/widgets/ConfigLocation.vala	2017-04-16 11:47:33.649997561 +0200
@@ -397,12 +397,12 @@ public class ConfigLocation : ConfigWidg
     if (uuid == saved_uuid)
       return;
 
-    store.remove(iter);
+    store.remove(ref iter);
 
     if (--num_volumes == 0) {
       Gtk.TreeIter sep_iter;
       if (store.get_iter_from_string(out sep_iter, index_vol_sep.to_string())) {
-        store.remove(sep_iter);
+        store.remove(ref sep_iter);
         index_vol_sep = -2;
       }
     }