How To Fix /SAPAPO/MA664 - The old entry cannot be changed as requested

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/MA -

• Message number: 664

• Message text: The old entry cannot be changed as requested

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/MA664 - The old entry cannot be changed as requested ?

  The SAP error message /SAPAPO/MA664 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an attempt to change an existing entry in a way that is not allowed by the system. This error can arise in various scenarios, such as during the planning process, when trying to modify a planned order, or when updating master data.
  Cause:
  The error message /SAPAPO/MA664 indicates that the system has detected an inconsistency or a violation of business rules that prevent the modification of the existing entry. Common causes include:
  
  Locked Entries: The entry you are trying to change may be locked by another user or process.
  Data Consistency: The change you are attempting may violate data consistency rules defined in the system.
  Status Issues: The status of the entry may not allow for changes (e.g., if it is already confirmed or completed).
  Time Period Restrictions: Changes may not be allowed for certain time periods or planning horizons.
  Master Data Issues: There may be issues with the master data associated with the entry.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  Check Locks: Verify if the entry is locked by another user or process. You can use transaction code SM12 to check for locks and release them if necessary.
  Review Status: Check the status of the entry you are trying to change. If it is in a status that does not allow changes, you may need to change the status first or create a new entry.
  Data Consistency: Ensure that the data you are trying to enter is consistent with the existing data. Review any related master data for discrepancies.
  Time Period: Make sure that the change you are trying to make is within the allowed time period for modifications.
  Consult Documentation: Review the relevant SAP documentation or configuration settings to understand any specific rules that may apply to the entry you are trying to change.
  Error Logs: Check the application logs for more detailed error messages that may provide additional context about the issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SCC4 (Client Administration), SM21 (System Log), and SLG1 (Application Log) for troubleshooting.
  SAP Notes: Search for SAP Notes related to this error message in the SAP Support Portal, as there may be specific patches or updates that address known issues.
  User Authorization: Ensure that you have the necessary authorizations to make changes to the entries in question.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or APO support team for further assistance.