How To Fix 0D126 - Function module for event &1 is not defined

SAP Error Message - Details

• Message type: E = Error

• Message class: 0D - FS-CD General Messages

• Message number: 126

• Message text: Function module for event &1 is not defined

INCLUDE FICA_NA_CUST OBJECT DOKU ID TX LANGUAGE EN

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 0D126 - Function module for event &1 is not defined ?

  The SAP error message "0D126 Function module for event &1 is not defined" typically indicates that there is an issue with a function module that is expected to handle a specific event in the SAP system, but it has not been defined or is not available.
  Cause:
  
  Missing Function Module: The function module that is supposed to handle the event specified by &1 is not created or does not exist in the system.
  Incorrect Configuration: The event might be incorrectly configured in the system, leading to the system looking for a non-existent function module.
  Transport Issues: If the function module was recently transported from another system, it may not have been transported correctly or may not exist in the target system.
  Development Issues: If the function module was supposed to be developed but was not completed or activated.
  
  Solution:
  
  Check Function Module: Verify if the function module for the specified event exists in the system. You can do this by using transaction code SE37 (Function Module) and searching for the function module name.
  Create/Activate Function Module: If the function module does not exist, you may need to create it. If it exists but is not activated, activate it.
  Review Event Configuration: Check the configuration related to the event in the relevant customizing transaction (e.g., transaction codes like SE80, SE11, or specific customizing transactions related to the application).
  Transport Check: If the function module was supposed to be transported, check the transport logs to ensure it was successfully imported into the target system.
  Consult Documentation: Review any related documentation or notes that may provide insights into the expected function module and its configuration.
  Contact Development Team: If you are not the developer, reach out to the development team to ensure that the function module is created and properly configured.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for the error message number or keywords in the SAP Support Portal.
  Debugging: If you have access, you can debug the program or transaction that is triggering this error to get more context on why the function module is being called.
  System Logs: Review system logs (transaction SM21) for any additional error messages or warnings that may provide more context.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.