How To Fix F4555 - Data is not in ascending order

F4555 - Overview

• Message type: E = Error

• Message class: F4 - Line items/balances/configuration

• Message number: 555

• Message text: Data is not in ascending order

What causes this issue?

The posting periods are not in ascending order.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Specify the posting periods with the calendar year in ascending order.

Error message extract from SAP system. Copyright SAP SE.

F4555 - Details

• The SAP error message F4555, which states "Data is not in ascending order," typically occurs in the context of financial transactions or reporting, particularly when dealing with sorted data in a financial document or report. This error indicates that the system expects the data to be sorted in a specific order (usually ascending) but has detected that the data does not meet this requirement.
  
  Cause:
  
  Data Sorting Issue: The data being processed (e.g., line items in a financial document) is not sorted in ascending order based on a key field, such as date, amount, or document number.
  Incorrect Input: Users may have entered data in a non-sequential manner, leading to the error.
  Configuration Settings: Certain configurations in the SAP system may enforce strict sorting rules that are not being adhered to by the data being processed.
  
  
  Solution:
  
  Check Data Order: Review the data that is being processed to ensure it is sorted in the required ascending