How To Fix /PM0/3FW_CHK_MESS571 - Target class &1 of persistence model &2 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: /PM0/3FW_CHK_MESS -

• Message number: 571

• Message text: Target class &1 of persistence model &2 does not exist

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 /PM0/3FW_CHK_MESS571 - Target class &1 of persistence model &2 does not exist ?

  The SAP error message /PM0/3FW_CHK_MESS571 indicates that there is an issue with a persistence model in the SAP system. Specifically, it states that the target class of the persistence model does not exist. This can occur in various scenarios, particularly when working with custom developments or enhancements in SAP.
  Cause:
  
  Missing Class: The target class specified in the persistence model is not defined or has been deleted.
  Incorrect Configuration: The persistence model may be incorrectly configured, pointing to a class that does not exist or has been renamed.
  Transport Issues: If the persistence model was transported from one system to another, the target class may not have been included in the transport request.
  Namespace Issues: The class might exist in a different namespace that is not accessible in the current context.
  
  Solution:
  
  Check Class Existence: Verify that the target class specified in the error message exists in the system. You can do this by using transaction SE80 (Object Navigator) or SE24 (Class Builder) to search for the class.
  Correct Configuration: If the class does not exist, you may need to create it or correct the configuration of the persistence model to point to the correct class.
  Transport Check: If the issue arose after a transport, ensure that the transport request included all necessary objects, including the target class.
  Namespace Verification: Ensure that the class is in the correct namespace and that there are no access issues.
  Rebuild Persistence Model: If the persistence model is corrupted, consider rebuilding it or re-activating it to ensure that it is correctly linked to the existing classes.
  
  Related Information:
  
  Transaction Codes: Use SE80 for object navigation, SE24 for class management, and SE11 for data dictionary objects.
  Documentation: Refer to SAP documentation for persistence models and class management for more detailed guidance.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Debugging: If you have access to debugging tools, you can trace the execution to see where the error is being triggered.
  
  If the problem persists after following these steps, consider reaching out to your SAP Basis or development team for further assistance, as they may have more insights into the specific configurations and custom developments in your system.