[OpenSIPS-Users] ERROR:tm:t_forward_nonack: discarding fwd for a cancelled/6xx transaction

[Bogdan-Andrei Iancu]

Hi Krunal,

could you send me (off list if necessary) a trace of the call and the 
output of opensips in debug mode 6 ?

Regards,
Bogdan

Krunal Patel wrote:
> Hello Bogdan,
>
> I have your suggested code block , in my cfg.
> But still getting the same.
>
> --
> Krunal Patel
>
> On Mon, Oct 12, 2009 at 9:04 PM, Bogdan-Andrei Iancu 
> <bogdan at voice-system.ro <mailto:bogdan at voice-system.ro>> wrote:
>
>     Hi Krunal,
>
>     Looks like a race between the INVITE and CANCEL.....typical way to
>     deal
>     with that is by processing the CANCEL only if it matches an INVITE
>     transaction:
>
>        # CANCEL processing
>        if (is_method("CANCEL"))
>        {
>            if (t_check_trans())
>                t_relay();
>            exit;
>        }
>
>
>
>     do you have this in your script ?
>
>     Regards,
>     Bogdan
>
>     Krunal Patel wrote:
>     > Hi,
>     >
>     > I am getting issue like :
>     > ERROR:tm:t_forward_nonack: discarding fwd for a cancelled/6xx
>     transaction
>     >
>     > Here is the SIP trace.
>     >
>     > U 2009/10/12 11:24:19.127160 XXX.XXX.XXX.XXX:5060 ->
>     YYY.YYY.YYY.YYY:5060
>     > INVITE sip:[EMAIL PROTECTED] SIP/2.0.
>     >
>     > U 2009/10/12 11:24:19.127237 XXX.XXX.XXX.XXX:5060 ->
>     YYY.YYY.YYY.YYY:5060
>     > CANCEL sip:[EMAIL PROTECTED] SIP/2.0.
>     >
>     > U 2009/10/12 11:24:19.127276 YYY.YYY.YYY.YYY:5060 ->
>     XXX.XXX.XXX.XXX:5060
>     > SIP/2.0 100 ci Trying...
>     >
>     > U 2009/10/12 11:24:19.130913 YYY.YYY.YYY.YYY:5060 ->
>     XXX.XXX.XXX.XXX:5060
>     > SIP/2.0 200 canceling.
>     >
>     > U 2009/10/12 11:24:19.142229 YYY.YYY.YYY.YYY:5060 ->
>     XXX.XXX.XXX.XXX:5060
>     > SIP/2.0 500 Server error occurred (19/SL).
>     >
>     > U 2009/10/12 11:24:19.182452 XXX.XXX.XXX.XXX:5060 ->
>     YYY.YYY.YYY.YYY:5060
>     > ACK sip:[EMAIL PROTECTED] SIP/2.0.
>     >
>     > This happens when OpenSIPS gets CANCEL from caller before it
>     sends 100
>     > Trying to CALLER for the INVITE.
>     >
>     > Please let me know how to resolve it.
>     >
>     > I have put t_was_cancelled in onreply & failure route both.
>     >
>     > Thanks in advance,
>     >
>     > --
>     > Krunal Patel
>     >
>     >
>     >
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