SAP Message BEA_PRC102 - Unable to create pricing doc. for procedure &1 - header data incorrect

Diagnosis
A pricing procedure, document currency and reference currency must bespecified when a pricing document is created.
An incorrect value was written to one of these fields.

System Response
The system is unable to create the pricing document.

Procedure for System Administration
A pricing procedure must be specified in item category Customizing, andall fields that are defined as "mandatory" in the service mapping forthe service must be supplied with values correctly.