#define ERR_UMODEUNKNOWNFLAG2_MSG "501 %s :Unknown mode \"%c%c\""
#define ERR_USERSDONTMATCH_MSG "502 %s :Can't set/get mode for other users"
#define ERR_NOINVITE_MSG "518 %s :Cannot invite to %s (+V)"
+#define ERR_CANNOTSENDTONICK_MSG "976 %s :Cannot send to user (+b) -- Only registered users can message %s"
#ifdef ZLIB
# define RPL_STATSLINKINFOZIP_MSG "211 %s %s %d %ld %ld/%ld %ld %ld/%ld :%ld"