How To Fix UACC001 - Maintain login for RFC destination

SAP Error Message - Details

• Message type: E = Error

• Message class: UACC - Message Class for Concurrent Costing Adapter

• Message number: 001

• Message text: Maintain login for RFC destination

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 UACC001 - Maintain login for RFC destination ?

  The SAP error message UACC001 ("Maintain login for RFC destination") typically occurs when there is an issue with the Remote Function Call (RFC) destination configuration in the SAP system. This error indicates that the system is unable to find the necessary login credentials for the specified RFC destination.
  Cause:
  
  Missing Credentials: The RFC destination does not have the required user credentials (username and password) configured.
  Incorrect Configuration: The RFC destination might be incorrectly configured, leading to authentication failures.
  Authorization Issues: The user specified in the RFC destination may not have the necessary authorizations to perform the required actions.
  Network Issues: There could be network connectivity issues preventing the SAP system from reaching the target system.
  
  Solution:
  To resolve the UACC001 error, follow these steps:
  
  
  Check RFC Destination Configuration:
  
  Go to transaction SM59 (RFC Destinations).
  Locate the relevant RFC destination that is causing the error.
  Ensure that the destination is correctly configured, including the target host, system number, and client.
  
  
  
  Maintain Login Credentials:
  
  In the RFC destination settings, check the "Logon & Security" tab.
  Ensure that the "User" and "Password" fields are filled in with valid credentials for the target system.
  If using a secure connection (e.g., SNC), ensure that the SNC settings are correctly configured.
  
  
  
  Test the Connection:
  
  Use the "Connection Test" button in the SM59 transaction to verify that the RFC destination can connect to the target system successfully.
  If the test fails, review the error message for additional details.
  
  
  
  Check User Authorizations:
  
  Ensure that the user specified in the RFC destination has the necessary authorizations to perform the required operations in the target system.
  You may need to consult with your security team to verify the user's roles and permissions.
  
  
  
  Review Network Connectivity:
  
  Ensure that there are no network issues preventing the SAP system from reaching the target system.
  Check firewall settings, network routes, and any other potential connectivity issues.
  
  
  
  Consult SAP Notes:
  
  If the issue persists, check the SAP Support Portal for any relevant SAP Notes that may address this specific error.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  SM59: Manage RFC Destinations
  SU01: User Maintenance (to check user authorizations)
  
  
  Documentation: Refer to SAP Help documentation for detailed information on configuring RFC destinations and troubleshooting connectivity issues.
  SAP Community: Engage with the SAP Community forums for additional insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the UACC001 error and successfully maintain the login for the RFC destination.