How To Fix XT623 - System &1 rejected by controller

SAP Error Message - Details

• Message type: E = Error

• Message class: XT - Transport Management System

• Message number: 623

• Message text: System &1 rejected by controller

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.

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message XT623 - System &1 rejected by controller ?

  The SAP error message XT623 "System &1 rejected by controller" typically indicates that a system or client has been rejected by the controlling system due to configuration or authorization issues. This error can occur in various contexts, such as during data transfer, system connections, or when trying to access certain functionalities.
  Causes:
  
  Authorization Issues: The user or system may not have the necessary authorizations to access the specified system or client.
  Configuration Problems: The system may not be properly configured in the SAP landscape, leading to rejection by the controller.
  Network Issues: There may be network connectivity problems between the systems involved.
  System Status: The target system may be in a status that does not allow connections (e.g., maintenance mode).
  Client Restrictions: The client may have restrictions that prevent access from certain systems.
  
  Solutions:
  
  Check Authorizations: Ensure that the user or system has the necessary authorizations to access the target system. This may involve checking roles and profiles assigned to the user.
  Review Configuration: Verify the configuration settings in the SAP system. This includes checking the RFC destinations, logical systems, and any relevant settings in transaction codes like SM59 (RFC Destinations) and SCC4 (Client Administration).
  Network Connectivity: Test the network connection between the systems. You can use tools like ping or telnet to check connectivity.
  System Status: Check the status of the target system to ensure it is not in maintenance mode or otherwise restricted from accepting connections.
  Client Settings: Review the client settings in transaction SCC4 to ensure that the client is open for connections from the specified system.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM59 for RFC destinations, SCC4 for client settings, and SU01 for user authorizations.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Logs and Traces: Review system logs and traces (e.g., using transaction SM21 for system logs) to gather more information about the error and its context.
  
  If the issue persists after checking the above points, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.