- /* XXX: This should really be an internal error, but we'll need to
- * fix the add_message side of things first. */
- if (i == message->doc.termlist_end ())
- return NULL;
+ if (i == message->doc.termlist_end ()) {
+ fprintf (stderr, "Internal error: Message with document ID of %d has no message ID.\n",
+ message->doc_id);
+ exit (1);
+ }