How To Fix EHPRC_CPM_GENERAL028 - Function module &1 is not supported as a user exit function

SAP Error Message - Details

• Message type: E = Error

• Message class: EHPRC_CPM_GENERAL - General Messages

• Message number: 028

• Message text: Function module &1 is not supported as a user exit function

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message EHPRC_CPM_GENERAL028 - Function module &1 is not supported as a user exit function ?

  The SAP error message EHPRC_CPM_GENERAL028 indicates that a specific function module is not supported as a user exit function. This typically occurs in the context of SAP's Enterprise Asset Management (EAM) or Plant Maintenance (PM) modules, where user exits are used to enhance standard functionality without modifying the original code.
  Cause:
  
  Unsupported Function Module: The function module you are trying to use as a user exit is not designed to be used in that context. SAP has specific function modules that are allowed for user exits, and using an unsupported one will trigger this error.
  Configuration Issues: There may be a misconfiguration in the user exit settings or the way the function module is being called.
  Version Compatibility: The function module may not be compatible with the version of SAP you are using, or it may have been deprecated in newer versions.
  
  Solution:
  
  Check Function Module: Verify that the function module you are trying to use is indeed intended for use as a user exit. You can do this by checking the SAP documentation or using transaction SE37 to look up the function module.
  Use Supported User Exits: If the function module is not supported, look for alternative user exits that are designed for your specific requirement. You can find a list of available user exits in the SAP documentation or by using transaction SE80.
  Review Configuration: Ensure that your configuration settings for user exits are correct. This may involve checking the implementation of the user exit in transaction CMOD or similar.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this issue. There may be specific patches or updates that resolve the problem.
  Debugging: If you have access to the development environment, you can debug the code to see where the error is being triggered and gather more context about the issue.
  
  Related Information:
  
  User Exits: User exits are predefined points in the SAP code where you can add your own custom code. They are typically used to enhance standard SAP functionality.
  Function Modules: Function modules are reusable pieces of code in SAP that can be called from various programs. Not all function modules are suitable for use as user exits.
  SAP Documentation: Always refer to the official SAP documentation for the most accurate and detailed information regarding function modules and user exits.
  SAP Community: Engaging with the SAP Community can provide insights and solutions from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.