How To Fix MDG_TR042 - RFC error with destination &1 -> see long text

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_TR - MDG: Transport Tool

• Message number: 042

• Message text: RFC error with destination &1 -> see long text

What causes this issue?

Error text:
&V2&
&V3&

System Response

The RFC destination does not work or the connection was interrupted.

How to fix this error?

Check RFC destination &V1& (Transaction SM59).

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_TR042 - RFC error with destination &1 -> see long text ?

  The SAP error message MDG_TR042 typically indicates an issue with Remote Function Call (RFC) communication in the context of Master Data Governance (MDG). The error message suggests that there is a problem with the specified RFC destination, which is used for communication between different SAP systems or between an SAP system and an external system.
  Cause:
  
  
  RFC Destination Configuration: The RFC destination specified in the error message may not be correctly configured. This could include incorrect connection parameters, such as the target system's hostname, system number, client, user credentials, etc.
  
  
  Network Issues: There may be network connectivity issues preventing the SAP system from reaching the target system specified in the RFC destination.
  
  
  Authorization Issues: The user credentials used in the RFC destination may not have the necessary authorizations to perform the required operations.
  
  
  Target System Down: The target system may be down or not reachable due to maintenance or other issues.
  
  
  Firewall Restrictions: Firewalls or security settings may be blocking the communication between the systems.
  
  
  Solution:
  
  
  Check RFC Destination Configuration:
  
  Go to transaction SM59 in the SAP GUI.
  Locate the RFC destination mentioned in the error message.
  Verify the connection parameters (hostname, system number, client, user, password, etc.) and ensure they are correct.
  
  
  
  Test Connection:
  
  In transaction SM59, select the RFC destination and use the "Connection Test" option to check if the connection can be established successfully.
  
  
  
  Check Network Connectivity:
  
  Ensure that the network connection between the SAP system and the target system is functioning properly. You can use tools like ping or traceroute to diagnose network issues.
  
  
  
  Review User Authorizations:
  
  Ensure that the user specified in the RFC destination has the necessary authorizations to perform the required actions in the target system.
  
  
  
  Check Target System Status:
  
  Verify that the target system is up and running. If it is down, coordinate with the system administrators to resolve the issue.
  
  
  
  Firewall and Security Settings:
  
  Check if there are any firewall rules or security settings that might be blocking the communication between the systems. Adjust the settings as necessary.
  
  
  
  Related Information:
  
  
  Long Text: The long text of the error message may provide additional context or specific details about the issue. You can view it in the SAP GUI by clicking on the message or using the transaction SE91 to look up the message class and number.
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  Logs: Review the system logs (transaction SM21) and the application logs (transaction SLG1) for any related error messages that could provide more insight into the issue.
  
  
  By following these steps, you should be able to identify and resolve the underlying cause of the MDG_TR042 RFC error.