How To Fix CNV_PE661 - Warehouse management is active

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 661

• Message text: Warehouse management is active

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE661 - Warehouse management is active ?

  The SAP error message CNV_PE661 indicates that the Warehouse Management (WM) functionality is active in your SAP system, which can cause issues during certain data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools.
  Cause:
  The error occurs because the data migration process is trying to perform operations that are not compatible with the active Warehouse Management module. This can happen if the migration process expects certain configurations or data structures that are not aligned with the WM settings in your system.
  Solution:
  To resolve the CNV_PE661 error, you can take the following steps:
  
  
  Check Warehouse Management Configuration:
  
  Verify if the Warehouse Management module is indeed active in your system. You can do this by checking the configuration settings in the SAP system.
  
  
  
  Deactivate Warehouse Management:
  
  If Warehouse Management is not needed for your current operations, consider deactivating it. This can be done through the transaction code SPRO and navigating to the relevant configuration settings. However, be cautious with this approach, as it may impact other functionalities.
  
  
  
  Adjust Migration Settings:
  
  If you need to keep Warehouse Management active, you may need to adjust the migration settings or the data being migrated to ensure compatibility with WM. This may involve modifying the data structure or the migration logic.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation related to the migration process you are using. There may be specific guidelines or prerequisites for systems with active Warehouse Management.
  
  
  
  Seek SAP Support:
  
  If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who can provide tailored assistance based on your specific system configuration and requirements.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SPRO for configuration, LX01 for warehouse management monitoring, and LT03 for transfer orders.
  SAP Notes: Check for any SAP Notes related to the CNV_PE661 error for additional insights or patches that may address the issue.
  Migration Cockpit: If you are using the SAP S/4HANA Migration Cockpit, ensure that you are following the recommended steps for systems with active WM.
  
  By following these steps, you should be able to address the CNV_PE661 error and proceed with your data migration or conversion activities.