How To Fix EP657 - Postings before and after migration key date. Contact SAP.

EP657 - Overview

• Message type: E = Error

• Message class: EP - Messages for Posting Area

• Message number: 657

• Message text: Postings before and after migration key date. Contact SAP.

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message EP657 - Postings before and after migration key date. Contact SAP. ?

  The SAP error message EP657, which states "Postings before and after migration key date," typically occurs during the migration process when there are inconsistencies in the posting dates of transactions relative to the migration key date. This error indicates that there are postings that are either before or after the specified migration key date, which can lead to issues in data integrity and reporting.
  
  Cause:
  
  
  Inconsistent Posting Dates: Transactions have been posted in the system that fall outside the defined migration key date. This can happen if:
  
  Transactions were posted after the migration key date.
  Historical data was not properly archived or cleaned up before migration.
  There are open periods in the system that allow postings outside the intended migration window.
  
  
  
  
  Configuration Issues: The migration key date may not be set correctly in the system, or the configuration for the migration process may not align with the actual data.
  
  
  Data Migration Errors: During the data migration process,