I see people replying that answer is in
91953.1 - Troubleshooting Exports/Attachments in Oracle Applications Release 11.0
where to find 91953.1?
I do not work lot on Oracl app.
Just solving integration issue.
Do I need contract id to get these documents
All Support documents are only available on My Oracle Support (https://support.oracle.com) - access to which requires a paid support contract.