How To Fix /MOC/CONFIG126 - Document schema &1 assigned to BO &2 is not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: /MOC/CONFIG -

• Message number: 126

• Message text: Document schema &1 assigned to BO &2 is not allowed

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 /MOC/CONFIG126 - Document schema &1 assigned to BO &2 is not allowed ?

  The SAP error message /MOC/CONFIG126 Document schema &1 assigned to BO &2 is not allowed typically occurs in the context of SAP Master Data Governance (MDG) or SAP Business Object (BO) configuration. This error indicates that there is a mismatch or an incorrect assignment of a document schema to a business object.
  Cause:
  
  Incorrect Configuration: The document schema you are trying to assign to the business object (BO) is not configured correctly in the system.
  Incompatibility: The document schema may not be compatible with the specific business object you are trying to use.
  Missing Authorization: There may be authorization issues preventing the assignment of the document schema to the business object.
  System Settings: The system settings or customizing may not allow the specific combination of document schema and business object.
  
  Solution:
  
  
  Check Configuration:
  
  Go to the configuration settings for the document schema and the business object in the SAP system.
  Ensure that the document schema is correctly defined and is compatible with the business object.
  
  
  
  Review Assignments:
  
  Verify the assignments of document schemas to business objects in the relevant customizing transaction (e.g., SPRO).
  Make sure that the document schema you are trying to use is allowed for the specified business object.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to perform the assignment. Check the roles and authorizations assigned to the user.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation or help resources for specific guidelines on configuring document schemas and business objects.
  
  
  
  Testing:
  
  After making changes, test the configuration to ensure that the error no longer occurs.
  
  
  
  SAP Notes:
  
  Check for any relevant SAP Notes that might address this specific error or provide additional guidance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SPRO (Customizing), SE80 (Object Navigator), and others that may be used for configuration.
  SAP Community: Engage with the SAP Community or forums for insights from other users who may have encountered similar issues.
  Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the steps you have taken.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.