Diagnosis
You are trying to carry out the reporting point backflush or the finalbackflush for a period:

• That lies in the future

The system may interpret the current period as the future period as theperiod closing program has not yet run.

• That lies before the previous period

This is not possible.

System Response
The system does not backflush your data.

Procedure
You cannot post data in a period that lies before the previous period.
Check whether the period closing program has already been carried out.
Backflsuh your data either in the current period or in the previousperiod.