How To Fix MC156 - Not all MC IDs for MC object & are active

SAP Error Message - Details

• Message type: E = Error

• Message class: MC - Aggregate: views, matchcodes, lock objects

• Message number: 156

• Message text: Not all MC IDs for MC object & are active

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 MC156 - Not all MC IDs for MC object & are active ?

  The SAP error message MC156 indicates that not all Material Control (MC) IDs for a specific MC object are active. This error typically arises in the context of Material Management (MM) and Production Planning (PP) modules when there are inconsistencies or issues with the configuration of Material Control IDs.
  Cause:
  
  Inactive MC IDs: The primary cause of this error is that some of the Material Control IDs associated with the MC object are not active. This can happen if the IDs were deactivated or if there was an error during the configuration process.
  Configuration Issues: There may be issues in the configuration settings for the MC object, leading to discrepancies in the active status of the MC IDs.
  Data Inconsistencies: There could be inconsistencies in the master data or transactional data that reference the MC IDs.
  
  Solution:
  
  Check MC IDs: Go to the relevant transaction (e.g., MC.9 or MC.1) to check the status of the MC IDs associated with the MC object. Ensure that all required MC IDs are active.
  Activate Inactive MC IDs: If you find any inactive MC IDs that should be active, you can activate them through the appropriate configuration transaction.
  Review Configuration: Review the configuration settings for the MC object to ensure that everything is set up correctly. This may involve checking the settings in the customizing (SPRO) area.
  Data Consistency Check: Perform a data consistency check to identify any discrepancies in the master data or transactional data that may be causing the issue.
  Consult Documentation: Refer to SAP documentation or notes related to the specific MC object and its configuration for additional guidance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MC.9 (Display MC IDs) and MC.1 (Maintain MC IDs).
  SAP Notes: Check for any SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Roles and Authorizations: Ensure that you have the necessary authorizations to view and modify MC IDs and related configurations.
  Support: If the issue persists after following the above steps, consider reaching out to SAP support or your internal SAP support team for further assistance.
  
  By following these steps, you should be able to resolve the MC156 error and ensure that all necessary MC IDs for the MC object are active.