How To Fix FKK_TEST042 - Only one function module may be processed at event &1.

SAP Error Message - Details

• Message type: E = Error

• Message class: FKK_TEST - FI-CA: Test

• Message number: 042

• Message text: Only one function module may be processed at event &1.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FKK_TEST042 - Only one function module may be processed at event &1. ?

  The SAP error message FKK_TEST042 indicates that there is an issue with the processing of function modules in the context of event handling in the SAP system. Specifically, it states that only one function module can be processed at a given event.
  
  Cause:
  This error typically occurs when multiple function modules are trying to be executed for the same event in a billing or contract accounting scenario. In SAP, events are used to trigger specific actions, and if more than one function module is assigned to the same event, the system will raise this error to prevent conflicts.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Event Configuration: 
  
  Go to the configuration settings for the event in question. This can usually be found in the Customizing (SPRO) settings under the relevant module (e.g., Contract Accounts Receivable and Payable).
  Look for the event that is causing the issue and check which function modules are