--- a/town_cmd.c	Sun Sep 09 20:52:54 2007 +0000
+++ b/town_cmd.c	Sun Sep 09 22:35:21 2007 +0000
@@ -1373,7 +1373,7 @@
 	StringID str;
 	Town *t;
 
-	if (!IsValidTownID(p1) || _cmd_text[0] == '\0') return CMD_ERROR;
+	if (!IsValidTownID(p1) || _cmd_text == NULL || _cmd_text[0] == '\0') return CMD_ERROR;
 
 	t = GetTown(p1);