SAP Message CACSBAS899 - Function not possible - reason: &1

Diagnosis
For productive customer systems: You are using a function that has notbeen released for use in the SAP system.
If the function was explicitly released, there is a programming error.In this case, enter a problem notification with "high" priority.

System Response
The function is not currently available.

Procedure
Wait until the error has been corrected. If necessary, contact yoursystem administration.