diff -r 49bb6c8ceb2b -r bdec069d2239 src/server/daemon/protocol.c
--- a/src/server/daemon/protocol.c	Tue Jul 09 20:56:01 2013 +0200
+++ b/src/server/daemon/protocol.c	Thu Jul 11 14:21:23 2013 +0200
@@ -57,6 +57,8 @@
  */
 NSAPI_PUBLIC const char * protocol_status_message (int code)
 {
+    WS_ASSERT(code > 0);
+    
     const char *r;
 
     switch (code)