Diagnosis
You have used a BPath statement that returns a table or structure withseveral fields.

System Response
This is not supported.

Procedure
You have to use a BPath statement which returns a table or structurewith a single field.
There are only the following exceptions:

• The statement returns a table or structure with a field NUMBER and a
field CURRENCY where NUMBER is a currency value and CURRENCY is acurrency key.

• The statement returns a table or structure with a field NUMBER and a
field UNIT where NUMBER is an amount and UNIT is a unit of measurement.