Apparently, messing with stock items was a bad idea. Please ignore the prev. patch, here's the new patch:
Index: src/log.c =================================================================== --- src/log.c (revision 4704) +++ src/log.c (working copy) @@ -180,7 +180,7 @@
dialog = gtk_dialog_new_with_buttons(_("Debug Messages"), GTK_WINDOW(main_widgets.window), GTK_DIALOG_DESTROY_WITH_PARENT, - GTK_STOCK_CLEAR, DIALOG_RESPONSE_CLEAR, + _("Cl_ear"), DIALOG_RESPONSE_CLEAR, GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE, NULL); vbox = ui_dialog_vbox_new(GTK_DIALOG(dialog)); gtk_box_set_spacing(GTK_BOX(vbox), 6);