Sorry for the double up, but I just re-read the question and it sounds like it had to do with parameters. All XA fields in the business object (M.O. in this case) should be available using the variable format mXXXXXX. For instance the M.O. number would be mORDRMY. If it is a field from a user defined business object, the format is uXXXXXX.
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