How To Fix MC749 - Synonym for external view needs to be created

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 749

• Message text: Synonym for external view needs to be created

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MC749 - Synonym for external view needs to be created ?

  The SAP error message MC749, which states "Synonym for external view needs to be created," typically occurs in the context of SAP's Material Management (MM) or Logistics modules when there is an issue with the external view of a database table or a data source that is not properly defined or linked.
  Cause:
  
  Missing Synonym: The error indicates that a synonym for an external view is not created in the database. This can happen if the external view is not properly defined in the ABAP Dictionary or if the database object it refers to is missing.
  Database Configuration: There may be issues with the database configuration or the connection to the external data source.
  Transport Issues: If the external view was transported from another system, it may not have been set up correctly in the target system.
  
  Solution:
  
  
  Create Synonym: You can create the synonym manually. This typically involves using transaction codes like SE11 (Data Dictionary) to define the external view and ensure that the synonym is created correctly.
  
  Go to SE11, enter the name of the external view, and check if it exists.
  If it does not exist, you may need to create it or adjust the existing definition.
  
  
  
  Check Database Connection: Ensure that the database connection to the external data source is correctly configured. This may involve checking the database settings in transaction DBACOCKPIT or using transaction ODBO.
  
  
  Transport Request: If the external view was transported, check the transport request to ensure that all necessary objects were included and that the transport was successful.
  
  
  Consult Documentation: Review SAP documentation or notes related to the specific version of SAP you are using, as there may be specific instructions or patches available.
  
  
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for assistance, especially if this is a production environment.
  
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE14 (Database Utility), DBACOCKPIT (Database Administration).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  External Views: Understand how external views work in SAP and their role in accessing data from external databases.
  
  By following these steps, you should be able to resolve the MC749 error and ensure that the external view is properly set up in your SAP system.