The problem is solved.
Instead of setting the pre-processing option to 'SAP File IDoc', I used 'SAP ALE IDoc'.
The messageType for the outputmessage is set to 'ALE_IDoc' and the messageFormat is se ...
With the help of SupportPac IA0F version 2.2 I try to build an IDoc in TDS-format (MRM-parser).
I want to build an IDoc which is sent to an AIX-system (not to a SAP r/3-link).
I created a messages ...