How To Fix B1423 - You are logged on to partner system &

B1423 - Overview

• Message type: E = Error

• Message class: B1 - ALE group messages

• Message number: 423

• Message text: You are logged on to partner system &

What causes this issue?

You are logged on by remote logon as user &SYST-UNAME& in the logical
system &v1& (client &SYST-MANDT& system name &SYST-SYSID& ). You cannot
exit the Transaction. Oncer it is completed, you will return to your
original system.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message B1423 - You are logged on to partner system & ?

  The SAP error message B1423, which states "You are logged on to partner system &," typically occurs in the context of a system that is set up for cross-system communication, such as in scenarios involving IDocs, RFC calls, or other forms of inter-system integration. This error indicates that the user is currently logged into a partner system, which may prevent certain actions from being performed in the current system.
  
  Cause:
  
  User Session: The user is logged into a partner system (another SAP system) and is trying to perform an action that requires them to be logged out of that system.
  
  Configuration Issues: There may be configuration settings in the SAP system that are not properly set up for handling user sessions across systems.
  Authorization Issues: The user may not have the necessary authorizations to perform the action in the current system while logged into the partner system.
  
  
  Solution:
  
  Log Out of Partner System: The most straightforward