How To Fix CNV_IUUC_REPLICATION321 - No Authority to retrieve RFC system info for rfc destination &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_IUUC_REPLICATION - IUUC replication messages (HANA)

• Message number: 321

• Message text: No Authority to retrieve RFC system info for rfc destination &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_IUUC_REPLICATION321 - No Authority to retrieve RFC system info for rfc destination &1 ?

  The SAP error message CNV_IUUC_REPLICATION321 indicates that there is an issue with authorization when trying to retrieve RFC (Remote Function Call) system information for a specified RFC destination. This error typically arises in the context of data replication or system integration scenarios, particularly when using SAP Landscape Transformation (SLT) or similar tools.
  Cause:
  The primary cause of this error is that the user or the system trying to access the RFC destination does not have the necessary authorizations. This can happen due to:
  
  Missing Authorizations: The user does not have the required roles or authorizations to access the RFC destination.
  Incorrect RFC Destination Configuration: The RFC destination may not be configured correctly, or the user credentials used for the RFC connection may not have the necessary permissions.
  Profile Issues: The user profile may not include the necessary authorizations for the specific operations being attempted.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check User Authorizations:
  
  Ensure that the user has the necessary authorizations to access the RFC destination. This typically includes authorizations for the function modules that are being called via the RFC.
  You can use transaction SU01 to check the user’s roles and authorizations.
  
  
  
  Review RFC Destination Configuration:
  
  Go to transaction SM59 and check the configuration of the RFC destination that is causing the issue.
  Ensure that the connection type is correct and that the user credentials specified in the RFC destination have the necessary authorizations.
  
  
  
  Assign Necessary Roles:
  
  If the user lacks the required roles, assign the appropriate roles that include the necessary authorizations for accessing the RFC destination.
  Common roles that may be required include those related to data replication or system administration.
  
  
  
  Test the RFC Connection:
  
  After making changes, test the RFC connection in transaction SM59 to ensure that it is working correctly and that the user can access the required information.
  
  
  
  Check for Profile Parameters:
  
  Ensure that the user profile does not have restrictions that would prevent access to the RFC destination.
  
  
  
  Consult SAP Documentation:
  
  If the issue persists, refer to SAP Notes or documentation related to the specific version of SAP you are using, as there may be additional considerations or known issues.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SU01: User Maintenance
  SM59: RFC Destinations
  PFCG: Role Maintenance
  
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to RFC authorizations or the CNV_IUUC_REPLICATION321 error.
  
  
  SLT Documentation: If you are using SAP Landscape Transformation, refer to the official SLT documentation for guidance on setting up and managing RFC connections.
  
  
  By following these steps, you should be able to identify and resolve the authorization issue causing the CNV_IUUC_REPLICATION321 error.