How To Fix MPE_AHF_MSG037 - Type handler &1 of object type &2 is not valid for action &3

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_AHF_MSG - Message Class - Action Hook Framework

• Message number: 037

• Message text: Type handler &1 of object type &2 is not valid for action &3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MPE_AHF_MSG037 - Type handler &1 of object type &2 is not valid for action &3 ?

  The SAP error message MPE_AHF_MSG037 indicates that there is an issue with the type handler associated with a specific object type and action in the SAP system. This error typically arises in the context of the Application Handler Framework (AHF) when the system cannot find a valid type handler for the specified object type and action.
  Cause:
  
  Invalid Type Handler: The type handler specified for the object type is either not defined or not valid for the action being performed.
  Configuration Issues: There may be configuration issues in the AHF settings, where the mapping between object types, actions, and their respective type handlers is incorrect or missing.
  Custom Development: If there are custom developments or enhancements, they may not have been implemented correctly, leading to this error.
  Transport Issues: If the type handler was recently transported from another system, it may not have been properly activated or may be missing dependencies.
  
  Solution:
  
  
  Check Type Handler Configuration:
  
  Go to the AHF configuration settings and verify that the type handler for the specified object type is correctly defined and active.
  Ensure that the action you are trying to perform is supported by the type handler.
  
  
  
  Review Custom Code:
  
  If there are custom implementations, review the code to ensure that the type handler is correctly implemented and registered for the object type and action.
  
  
  
  Transport Management:
  
  If the issue arose after a transport, check the transport logs to ensure that all necessary objects were included and activated in the target system.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for the Application Handler Framework to understand the expected configurations and mappings.
  
  
  
  Debugging:
  
  If you have access to the development environment, you can debug the process to identify where the type handler is being called and why it is failing.
  
  
  
  SAP Support:
  
  If the issue persists, consider reaching out to SAP support for assistance, providing them with the error details and any relevant configuration settings.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on configuration.
  Transaction Codes: Familiarize yourself with transaction codes related to AHF configuration, such as SIMG or SPRO, to navigate the settings.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.