How To Fix CRMOST704 - Key structure '&1' of object &2 either does not exist or is not flat

SAP Error Message - Details

• Message type: E = Error

• Message class: CRMOST - Messages for Customer Management Open Services Tool

• Message number: 704

• Message text: Key structure '&1' of object &2 either does not exist or is not flat

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CRMOST704 - Key structure '&1' of object &2 either does not exist or is not flat ?

  The SAP error message CRMOST704 indicates that there is an issue with a key structure in the SAP CRM (Customer Relationship Management) system. Specifically, it suggests that the key structure specified by the placeholders &1 (the name of the key structure) and &2 (the object type) either does not exist or is not flat.
  Cause:
  
  Non-Existent Key Structure: The key structure you are trying to use may not be defined in the system. This could happen if it was deleted or never created.
  Non-Flat Structure: The key structure exists but is not flat. In SAP, a flat structure means that it does not contain any nested or hierarchical components. If the structure is hierarchical, it cannot be used in contexts that require a flat structure.
  Configuration Issues: There may be issues with the configuration of the object or the key structure in the CRM system.
  Transport Issues: If the key structure was recently transported from another system, there may have been issues during the transport process.
  
  Solution:
  
  
  Check Key Structure Definition:
  
  Go to the relevant transaction (e.g., SE11 for Data Dictionary) and check if the key structure &1 exists.
  If it does not exist, you may need to create it or restore it from a backup.
  
  
  
  Verify Structure Type:
  
  If the structure exists, check if it is flat. You can do this by examining the structure's definition in SE11. If it is not flat, you may need to modify it to meet the requirements of the object &2.
  
  
  
  Review Configuration:
  
  Check the configuration settings related to the object type &2 to ensure that it is correctly set up to use the key structure.
  
  
  
  Transport Check:
  
  If the key structure was recently transported, check the transport logs for any errors or issues that may have occurred during the transport process.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific object type and key structure for any additional requirements or known issues.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if this is a production system.
  
  
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE80 (Object Navigator), SPRO (Customizing).
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional context.
  Community Forums: Check SAP Community or other forums for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify the cause of the CRMOST704 error and implement a solution.