Hi Rajiv,
a nice patch! :) We added this feature to the cvs version
(also OTRS 1.3).
There is now a config option to enable/disable this feature
[Kernel/Config.pm]
# PostmasterFollowUpSearchInReferences
# (If no ticket number in subject, otrs also looks in In-Reply-To
# and Referenc
Martin,
Attached is a patch for making OTRS use the email headers to choose
the TicketNumber. When the patch is applied, PostMaster looks for the
TicketNumber in the subject [as it used to]. If the TicketNumber is
not found, it will look at the References and In-Reply-To headers and
try to lookup
