Nobody/Anonymous - 2009-11-03

Hello.

When I try to call a report with RSAQ_REMOTE_QUERY_CALL
I have an erro message :
pysap.SapRfcError: 'NO_USERGROUP' but the usergroup I provide is ok in sapgui. Perhaps I must pad it with a special caracter (the field's length is 12) ? Some idea ?
Thanks in advance.