Missing header value "as2-to"

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Missing header value "as2-to"

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naveen
naveen's picture
Missing header value "as2-to"

Hi Guys,
The most of the times, synchrouns AS2 is working fine.But,once in a day,It throws the error as--> Missing header value "as2-to".

On the trading partner side, the error log says--> “Wait time for MDN expired”.

Does anyone have any idea what caused the "Missing header value" error rarely?

heller
heller's picture

naveen,

AS2 messages are transported via HTTP. Part of the message structure are HTTP Header. There are some mandatory header like "as2-to" (receiver AS2 id) or "as2-from" (sender of the message). The RFC says that in sync case the "as2-to" header is conditional, it is known because its sync. That is why this should be no problem ..but this fact wasnt implemented in older versions of the mendelson AS2 server. Have you updated to the actual version?

Regards
Heller

naveen
naveen's picture

Hi Heller,
Thank you very much for your quick reply.
We are running AS2 1.1 build 27 on solaris OS and my client is running AS2 1.1 build 29 on windows 2003 platform.So, do you think that version upgrade from 27 really help me to overcome this problem.If you think so, Please let me know what version(29 or 31) you recommend to upgrade.

Regards,
Naveen.

heller
heller's picture

Naveen,
there is no reason to update to an old version, please use the actual one. This is build 31.

Updating is easy, please

*Make a backup
*Unzip the installation over your current installation (please dont overwrite the files that contain personal information, these are:
-certificates.p12 (your keystore)
-jetty/etc/keystore (your ssl keystore)
-jetty/etc/realm.properties (authentication information for the web client)
-your start script
)

Afterwards just start the mendelson AS2 server, it will perform the required changes in the database automatically.

Regards
Heller

naveen
naveen's picture

Hi Heller,
you reckon, if i upgrade to 31, will resolve the issue?
I will give a try and let you know.
Thanks,
Naveen.