How To Fix CNV_OT_AUTH001 - Function module &1 not listed for communication scenario &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_OT_AUTH - Authorization checks

• Message number: 001

• Message text: Function module &1 not listed for communication scenario &2

What causes this issue?

For testing cloud communication scenarios, an RFC destination can be
configured to only allow calls of remote function modules which are
white-listed for this communication scenarios.
RFC destination &V3& is configured in table CNV_OT_RFC_CSCN to be used
for communication scenario &V2&. Function module &V1& is not contained
in the white-list in CL_CNV_OT_AUTH_RFC for this scenario.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_OT_AUTH001 - Function module &1 not listed for communication scenario &2 ?

  The SAP error message CNV_OT_AUTH001 indicates that a specific function module is not listed for a particular communication scenario. This error typically arises in the context of SAP's data migration or conversion processes, particularly when using tools like the SAP S/4HANA Migration Cockpit or other data transfer tools.
  Cause:
  
  Function Module Not Registered: The function module specified in the error message is not registered or not included in the list of allowed function modules for the specified communication scenario.
  Configuration Issues: There may be configuration issues in the communication scenario settings that prevent the function module from being recognized.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to access the function module or the communication scenario.
  Missing or Incomplete Implementation: The function module may not be implemented correctly or may be missing altogether in the system.
  
  Solution:
  
  
  Check Function Module Registration:
  
  Verify that the function module mentioned in the error message is correctly registered for the communication scenario. You can do this by checking the relevant configuration settings in the SAP system.
  Use transaction SICF to check if the function module is properly defined in the service.
  
  
  
  Review Communication Scenario Configuration:
  
  Go to transaction SPRO and navigate to the relevant configuration for communication scenarios. Ensure that the function module is included in the list for the specified scenario.
  Check the settings under Cross-Application Components > SAP S/4HANA Migration > Define Communication Scenarios.
  
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to execute the function module and access the communication scenario. You may need to consult with your security team to verify the user's roles and authorizations.
  
  
  
  Implement or Correct the Function Module:
  
  If the function module is missing or incorrectly implemented, you may need to implement it or correct any issues. This may involve working with your development team to ensure that the function module is available and functioning as expected.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates that resolve known issues related to this error.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE37 (Function Builder) to check the function module, SE80 (Object Navigator) for development objects, and SU53 (Authorization Check) to analyze authorization issues.
  Documentation: Review SAP documentation related to the specific migration or data transfer tool you are using, as it may provide additional insights into configuration and troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  By following these steps, you should be able to identify the root cause of the CNV_OT_AUTH001 error and implement an appropriate solution.