How To Fix CM_EHHSS_INC_COMMON151 - External case number already exists; new number was generated

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_EHHSS_INC_COMMON - Incident Common Messages

• Message number: 151

• Message text: External case number already exists; new number was generated

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CM_EHHSS_INC_COMMON151 - External case number already exists; new number was generated ?

  The SAP error message CM_EHHSS_INC_COMMON151 indicates that there is an attempt to create a new external case number in the system, but the number already exists. This typically occurs in the context of SAP's Environment, Health, and Safety (EHS) module, where external case numbers are used to track incidents, cases, or reports.
  Cause:
  
  Duplicate External Case Number: The primary cause of this error is that the external case number you are trying to use is already assigned to another case in the system.
  System Configuration: There may be a configuration issue in the number range settings that allows for duplicate numbers.
  Data Entry Error: The user may have mistakenly entered an existing external case number.
  
  Solution:
  
  Use a Unique External Case Number: When creating a new case, ensure that the external case number you are trying to use is unique and not already in use.
  Check Existing Cases: Search the system for existing cases using the external case number to confirm its existence and to avoid duplication.
  Review Number Range Configuration: If you have access, check the configuration of the number ranges in the SAP system to ensure that they are set up correctly and that there are no overlaps or issues that could lead to duplicate numbers.
  System Generated Number: If the system generates a new number automatically, you can use that number instead of trying to force a specific one.
  Consult Documentation or Support: If the issue persists, consult SAP documentation or reach out to your SAP support team for further assistance.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  EHS Module Documentation: Review the documentation for the EHS module to understand how external case numbers are managed and any best practices for their use.
  User Training: Ensure that users are trained on how to properly enter and manage external case numbers to minimize the risk of duplication.
  
  By following these steps, you should be able to resolve the error and prevent it from occurring in the future.