#define ERR_UMODEUNKNOWNFLAG_MSG "501 %s :Unknown mode"
#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_USERNOTONSERV_MSG "504 %s %s :User is not on this server"
#define ERR_NOINVITE_MSG "518 %s :Cannot invite to %s (+V)"
#ifdef ZLIB