How To Fix CM_EHCSM_SPC_API_CMN031 - Instance that belongs to characteristic &1 is unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_EHCSM_SPC_API_CMN - Messages specific for specification access API

• Message number: 031

• Message text: Instance that belongs to characteristic &1 is unknown

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

The system attempted to retrieve characteristic values for an instance
that is not known in <LS>SAP Classification </>(CA-CL).

How to fix this error?

INCLUDE NA_SYSADMIN1 OBJECT DOKU ID TX

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CM_EHCSM_SPC_API_CMN031 - Instance that belongs to characteristic &1 is unknown ?

  The SAP error message CM_EHCSM_SPC_API_CMN031 typically indicates that there is an issue with a characteristic instance in the SAP system. The message states that the instance belonging to a specific characteristic is unknown, which can occur in various contexts, such as when working with SAP's Environment, Health, and Safety (EHS) module or other related functionalities.
  Cause:
  
  Missing or Incorrect Data: The instance of the characteristic may not exist in the database, or it may have been deleted or not created properly.
  Configuration Issues: There may be a configuration issue in the characteristic settings or in the way the characteristic is being referenced in the system.
  Authorization Issues: The user may not have the necessary authorizations to access the characteristic instance.
  Data Consistency Issues: There may be inconsistencies in the data, such as missing links between characteristics and their instances.
  
  Solution:
  
  
  Check Characteristic Configuration:
  
  Verify that the characteristic is correctly configured in the system. Check the settings in the relevant customizing transaction (e.g., SPRO).
  Ensure that the characteristic instance you are trying to access is defined and active.
  
  
  
  Validate Data:
  
  Use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to check if the instance exists in the relevant tables.
  If the instance is missing, you may need to create it or restore it from a backup if it was deleted.
  
  
  
  Review Authorizations:
  
  Ensure that the user has the necessary authorizations to access the characteristic and its instances. This can be checked in transaction SU53 or by consulting with your security team.
  
  
  
  Check for Data Consistency:
  
  Run consistency checks or reports that can help identify any data inconsistencies related to characteristics and their instances.
  If inconsistencies are found, you may need to correct them manually or through a data correction program.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates that resolve known issues.
  
  
  
  Debugging:
  
  If you have access to debugging tools, you can analyze the program or function module that is generating the error to identify the root cause.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the EHS module or the specific area where the error occurs for more detailed information on characteristics and instances.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Support Tickets: If the issue persists and cannot be resolved internally, consider opening a support ticket with SAP for further assistance.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.