How To Fix FKK_ML_SRV013 - No RFC connection defined.

SAP Error Message - Details

• Message type: E = Error

• Message class: FKK_ML_SRV - FI-CA Machine Learning (ML)

• Message number: 013

• Message text: No RFC connection defined.

What causes this issue?

The connection cannot be established. An RFC connection has not been
configured.

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

Define an RFC connection.
INCLUDE FICA_NA_CUST_2 OBJECT DOCU ID TX

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FKK_ML_SRV013 - No RFC connection defined. ?

  The SAP error message FKK_ML_SRV013: No RFC connection defined typically occurs in the context of SAP's Contract Accounts Receivable and Payable (FI-CA) module, particularly when there is an issue with the Remote Function Call (RFC) connection that is required for certain operations, such as data transfer or communication between different SAP systems or between SAP and external systems.
  Cause:
  
  Missing RFC Connection: The most common cause of this error is that the required RFC connection has not been defined in the SAP system.
  Incorrect Configuration: The RFC connection may be incorrectly configured, leading to communication failures.
  Authorization Issues: The user may not have the necessary authorizations to access the RFC connection.
  Network Issues: There could be network-related issues preventing the connection from being established.
  System Configuration: The system may not be properly set up to handle the specific transaction or function module that requires the RFC connection.
  
  Solution:
  
  
  Define RFC Connection:
  
  Go to transaction code SM59 (RFC Destinations).
  Check if the required RFC connection is defined. If not, create a new RFC destination.
  Ensure that the connection type is appropriate (e.g., T for TCP/IP connections).
  Test the connection to ensure it is working properly.
  
  
  
  Check Configuration:
  
  Verify the configuration settings for the RFC connection, including the target system, user credentials, and connection parameters.
  Ensure that the connection is set to the correct system and client.
  
  
  
  User Authorizations:
  
  Check the user authorizations for the user trying to execute the transaction. Ensure that the user has the necessary roles and permissions to access the RFC connection.
  
  
  
  Network Connectivity:
  
  Ensure that there are no network issues preventing the connection. This may involve checking firewalls, network routes, and ensuring that the target system is reachable.
  
  
  
  Review System Logs:
  
  Check the system logs (transaction code SM21) for any additional error messages or information that may provide more context about the issue.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific function or transaction you are trying to execute, as there may be additional configuration steps required.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SM59: Manage RFC connections.
  SM21: View system logs.
  SU01: User maintenance to check user authorizations.
  
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to RFC connections and the FKK_ML_SRV013 error.
  
  
  SAP Community: Consider checking the SAP Community forums for discussions related to this error, as other users may have encountered and resolved similar issues.
  
  
  By following these steps, you should be able to identify and resolve the cause of the FKK_ML_SRV013 error in your SAP system.