How To Fix /SAPAPO/MC01602 - The characteristic pattern is stored in the system as &

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/MC01 -

• Message number: 602

• Message text: The characteristic pattern is stored in the system as &

Self-Explanatory Message

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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/MC01602 - The characteristic pattern is stored in the system as & ?

  The SAP error message /SAPAPO/MC01602 indicates that there is an issue with the characteristic pattern in the Advanced Planning and Optimization (APO) module. Specifically, the message states that the characteristic pattern is stored in the system as &, which typically means that the system is unable to find a valid characteristic pattern for the operation you are trying to perform.
  Cause:
  
  Missing Characteristic Pattern: The characteristic pattern that is expected for the operation is not defined or is missing in the system.
  Incorrect Configuration: There may be a configuration issue where the characteristic pattern is not properly assigned to the relevant planning object or master data.
  Data Inconsistency: There could be inconsistencies in the master data or planning data that lead to the system not being able to retrieve the characteristic pattern.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access the characteristic pattern.
  
  Solution:
  
  Check Characteristic Patterns: Go to the relevant transaction (e.g., /SAPAPO/MC62 for characteristic patterns) and verify if the characteristic pattern exists and is correctly defined.
  Define Missing Patterns: If the characteristic pattern is missing, you may need to create it. Ensure that it is properly configured and assigned to the relevant planning objects.
  Review Configuration: Check the configuration settings in the APO system to ensure that the characteristic patterns are correctly linked to the relevant master data.
  Data Consistency Check: Run consistency checks on the master data and planning data to identify any discrepancies that may be causing the issue.
  Authorization Check: Ensure that the user has the necessary authorizations to access and modify characteristic patterns.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/MC62 (for managing characteristic patterns) and /SAPAPO/MC63 (for displaying characteristic patterns).
  Documentation: Refer to SAP documentation for detailed information on characteristic patterns and their configuration in APO.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Support: If the issue persists, consider reaching out to SAP support or your internal SAP support team for further assistance.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.