I think the original code complaining parsing error is there for a reason, A better way is to modify ct_sip_parse_numerical_param() and let it return a real parsing error code instead of returning FOUND(1) and NOT FOUND(0) if deemed necessary Once again I'm not an expert and I'm may suggest something stupid, please pardon my ignorance -- - Tong On Fri, Aug 28, 2020 at 2:19 PM Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> wrote: > > Then probably update this code to ignore the return value?