How To Fix >CFC053 - Incorrect subscription of a process interface: More than one function

>CFC053 - Overview

• Message type: E = Error

• Message class: >CFC -

• Message number: 053

• Message text: Incorrect subscription of a process interface: More than one function

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message >CFC053 - Incorrect subscription of a process interface: More than one function ?

  The SAP error message CFC053 indicates that there is an issue with the subscription of a process interface in the context of SAP's Process Integration (PI) or Process Orchestration (PO). Specifically, it means that the system has detected more than one function associated with a single process interface, which is not allowed.
  
  Cause:
  The error typically arises from one of the following scenarios:
  
  Multiple Function Mappings: There are multiple function modules or operations mapped to the same process interface, which creates ambiguity for the system.
  Incorrect Configuration: The configuration of the process interface may not be set up correctly, leading to multiple subscriptions being defined for the same interface.
  Transport Issues: If changes were transported from one system to another, it might have led to inconsistencies in the configuration.
  
  
  Solution:
  To resolve the CFC053 error, you can follow these steps:
  
  
  Check Process Interface Configuration:
  
  Go to the Integration Directory or the relevant configuration area in SAP PI/PO.
  Review the process