How To Fix CRM_CASE166 - Cardinality exhausted for linked case

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_CASE - Messages for CRM Case Management

• Message number: 166

• Message text: Cardinality exhausted for linked case

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_CASE166 - Cardinality exhausted for linked case ?

  The SAP error message CRM_CASE166, which states "Cardinality exhausted for linked case," typically occurs in the context of SAP Customer Relationship Management (CRM) when there is an issue with the relationships between cases or objects in the system. This error indicates that the maximum number of allowed links or relationships for a particular case has been reached.
  Cause:
  
  Cardinality Limit Reached: Each case in SAP CRM can have a limited number of linked cases or objects (e.g., activities, follow-up cases). If you try to link more cases than the system allows, you will encounter this error.
  Configuration Settings: The system may have been configured with specific limits on the number of relationships that can be established between cases.
  Data Integrity Issues: There may be underlying data integrity issues that are causing the system to misinterpret the number of links.
  
  Solution:
  
  Review Linked Cases: Check the existing linked cases for the case in question. You may need to remove some links to make room for new ones.
  Adjust Configuration: If you have access to the system configuration, you can review and potentially adjust the cardinality settings for linked cases. This may involve working with your SAP Basis or CRM administrator.
  Data Cleanup: If there are unnecessary or redundant links, consider cleaning up the data to free up space for new links.
  Consult Documentation: Refer to SAP documentation or notes related to CRM case management for specific guidelines on cardinality limits and how to manage them.
  Contact SAP Support: If the issue persists and you cannot resolve it through the above steps, consider reaching out to SAP support for assistance. They may provide insights specific to your system configuration or version.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide updates and patches.
  System Configuration: Familiarize yourself with the configuration settings related to case management in your SAP CRM system.
  User Training: Ensure that users are trained on how to manage cases and their links effectively to avoid hitting cardinality limits.
  
  By following these steps, you should be able to address the CRM_CASE166 error and manage linked cases more effectively in your SAP CRM environment.