diff -ur work.orig/libreoffice-5.0.2.2/vcl/unx/gtk/fpicker/SalGtkFilePicker.cxx work/libreoffice-5.0.2.2/vcl/unx/gtk/fpicker/SalGtkFilePicker.cxx
--- work.orig/libreoffice-5.0.2.2/vcl/unx/gtk/fpicker/SalGtkFilePicker.cxx	2015-10-05 19:19:56.189936000 +0200
+++ work/libreoffice-5.0.2.2/vcl/unx/gtk/fpicker/SalGtkFilePicker.cxx	2015-10-05 19:22:28.876627000 +0200
@@ -421,13 +421,18 @@
 static void
 dialog_remove_buttons(GtkWidget *pActionArea)
 {
-    GList *pChildren =
-        gtk_container_get_children( GTK_CONTAINER( pActionArea ) );
+    GtkContainer * container = GTK_CONTAINER( pActionArea );
 
-    for( GList *p = pChildren; p; p = p->next )
-        gtk_widget_destroy( GTK_WIDGET( p->data ) );
+    if( container )
+    {
+        GList *pChildren =
+            gtk_container_get_children( container );
+
+        for( GList *p = pChildren; p; p = p->next )
+            gtk_widget_destroy( GTK_WIDGET( p->data ) );
 
-    g_list_free( pChildren );
+        g_list_free( pChildren );
+    }
 }
 
 static void