How To Fix MODEL073 - Class link area '&1' / Version &2 not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: MODEL - Modeling

• Message number: 073

• Message text: Class link area '&1' / Version &2 not valid

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 MODEL073 - Class link area '&1' / Version &2 not valid ?

  The SAP error message MODEL073 indicates that there is an issue with the class link area and version specified in the context of a model or a data structure. This error typically arises in scenarios involving the use of class-based models, such as in the context of SAP's Product Lifecycle Management (PLM) or other applications that utilize class hierarchies.
  Cause:
  The error message MODEL073 can occur due to several reasons:
  
  Invalid Class Link Area: The specified class link area (&1) does not exist or is not defined correctly in the system.
  Incorrect Version: The version (&2) specified for the class link area is not valid or does not match any existing versions in the system.
  Configuration Issues: There may be configuration issues in the model or class settings that prevent the system from recognizing the specified class link area and version.
  Authorization Issues: The user may not have the necessary authorizations to access the specified class link area or version.
  
  Solution:
  To resolve the MODEL073 error, you can take the following steps:
  
  
  Check Class Link Area:
  
  Verify that the class link area specified in the error message exists in the system. You can do this by navigating to the relevant configuration or master data area in SAP.
  Ensure that the class link area is correctly defined and active.
  
  
  
  Verify Version:
  
  Check if the version specified in the error message is valid. You can do this by reviewing the version history of the class link area.
  If the version is incorrect, update it to a valid version that exists in the system.
  
  
  
  Review Configuration:
  
  Review the configuration settings related to the model or class. Ensure that all necessary settings are correctly configured and that there are no inconsistencies.
  
  
  
  Check Authorizations:
  
  Ensure that the user encountering the error has the necessary authorizations to access the class link area and version. You may need to consult with your SAP security team to verify and adjust user roles and permissions.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for additional context on the specific class link area and version you are working with. This may provide insights into any additional requirements or constraints.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. Provide them with the error message details and any relevant context to help diagnose the issue.
  
  
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may need to use specific transaction codes to access class definitions, versions, or configuration settings (e.g., CL02 for class maintenance).
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide patches related to the error message.
  Community Forums: SAP Community and other forums can be valuable resources for finding similar issues encountered by other users and their solutions.
  
  By following these steps, you should be able to identify and resolve the cause of the MODEL073 error in your SAP system.