This document explains how you can reset the Transfer ID (TID) to zero or another value.
The Transfer ID (TID)/Request# is a ascending number assigned by the XCOM Server to every incoming and every scheduled outgoing transfer. How can you reset this number to 0 or another number if this is necessary for any reason?
For XCOM on Windows and Unix (Changes are done at your own risk):
For XCOM on z/OS the Request# is stored in the XCOMRRDS file and therefore the process of resetting it is a bit different (have in mind that these changesare done at your own risk):
Release: XCOM..01300-11.6-XCOM Data Transport-for AIX