How To Fix /BSNAGT/MESSAGE420 - Message received from logical system &1

/BSNAGT/MESSAGE420 - Overview

• Message type: E = Error

• Message class: /BSNAGT/MESSAGE -

• Message number: 420

• Message text: Message received from logical system &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?

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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 /BSNAGT/MESSAGE420 - Message received from logical system &1 ?

  The SAP error message /BSNAGT/MESSAGE420 typically indicates that there is an issue with the communication between systems, particularly in the context of the SAP Business Network or related integration scenarios. The message usually includes a reference to a logical system (denoted as &1), which is the system that sent the message.
  
  Cause:
  
  Communication Issues: The logical system may not be reachable due to network issues, incorrect configuration, or downtime.
  Configuration Errors: There may be incorrect settings in the logical system configuration, such as incorrect RFC destinations or missing authorizations.
  Data Issues: The data being sent or received may not conform to the expected format or may be incomplete.
  System Version Mismatch: There may be compatibility issues between different versions of SAP systems involved in the communication.
  
  
  Solution:
  
  Check Network Connectivity: Ensure that the logical system is reachable over the network. You can use tools like ping or telnet to test connectivity.
  Review Configuration: 
  Check the RFC destination settings