Merged revisions 155398 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

........
  r155398 | tilghman | 2008-11-07 16:27:32 -0600 (Fri, 07 Nov 2008) | 7 lines
  
  Clarify error message.
  (closes issue #13809)
   Reported by: denke
   Patches: 
         20081104__bug13809.diff.txt uploaded by Corydon76 (license 14)
   Tested by: denke
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@155399 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_sip.c

@@ -16587,7 +16587,7 @@ static int handle_response_register(struct sip_pvt *p, int resp, char *rest, str
 		break;
 	case 200:	/* 200 OK */
 		if (!r) {
-			ast_log(LOG_WARNING, "Got 200 OK on REGISTER that isn't a register\n");
+			ast_log(LOG_WARNING, "Got 200 OK on REGISTER, but there isn't a registry entry for '%s' (we probably already got the OK)\n", S_OR(p->peername, p->username));
 			pvt_set_needdestroy(p, "received erroneous 200 response");
 			return 0;
 		}