rem: if (!m->to && ((parse_headers(m, HDR_TO, 0) == -1) ))
add: if (!m->to && ((parse_headers(m, HDR_TO, 0) == -1)|| (!m->to)))
context: static inline int get_to_uri(struct sip_msg* m, str* u){     // check that the header field is there and is parsed	if (!m->to && ((parse_headers(m, HDR_TO, 0) == -1) )) 	{		LOG(L_ERR, "get_to_uri(): Can't get To header field\n");		return -1;	}		u->s   = ((struct to_body*)m->to->parsed)->uri.s;	u->len = ((struct to_body*)m->to->parsed)->uri.len;		return 0;}