How To Fix /SAPAPO/MC01244 - Internal error in where-used list (&)

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/MC01 -

• Message number: 244

• Message text: Internal error in where-used list (&)

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 /SAPAPO/MC01244 - Internal error in where-used list (&) ?

  The SAP error message /SAPAPO/MC01244 Internal error in where-used list (&) typically indicates an internal issue within the SAP Advanced Planning and Optimization (APO) module, specifically related to the where-used list functionality. This error can arise due to various reasons, including data inconsistencies, configuration issues, or problems with the APO system itself.
  Possible Causes:
  
  Data Inconsistencies: There may be inconsistencies in the master data or transaction data that the where-used list is trying to access.
  Configuration Issues: Incorrect configuration settings in the APO system can lead to this error.
  System Bugs: There may be bugs or issues in the version of the SAP software you are using.
  Authorization Issues: Lack of proper authorizations for the user trying to access the where-used list.
  Database Issues: Problems with the underlying database can also lead to internal errors.
  
  Solutions:
  
  Check Master Data: Verify the integrity of the master data (e.g., materials, BOMs, etc.) that the where-used list is referencing. Look for any inconsistencies or missing data.
  Review Configuration: Ensure that the configuration settings in the APO system are correct and aligned with your business processes.
  Update SAP System: If you are using an older version of SAP, consider applying the latest support packages or patches that may address known bugs.
  Check Authorizations: Ensure that the user has the necessary authorizations to access the where-used list functionality.
  Consult SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that may address this specific error. SAP Notes often contain fixes or workarounds for known issues.
  Debugging: If you have access to technical resources, consider debugging the program to identify the exact point of failure.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in APO that may help in troubleshooting, such as /SAPAPO/MC62 for the where-used list.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  Documentation: Review the official SAP documentation for APO to understand the functionality and any prerequisites for the where-used list.
  
  By following these steps, you should be able to diagnose and potentially resolve the error message /SAPAPO/MC01244 Internal error in where-used list (&).