How To Fix TK120 - System & is invalid target system (see Entry help)

SAP Error Message - Details

• Message type: E = Error

• Message class: TK - Transport Organizer

• Message number: 120

• Message text: System & is invalid target system (see Entry help)

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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Smart SAP Assistant

• What is the cause and solution for SAP error message TK120 - System & is invalid target system (see Entry help) ?

  The SAP error message TK120 indicates that the system you are trying to access or connect to is not recognized as a valid target system. This error typically occurs in scenarios involving system connections, such as when using transaction codes that require a connection to another SAP system or when working with transport requests.
  Causes of TK120 Error
  
  
  Incorrect Target System Configuration: The target system may not be properly configured in the SAP system landscape. This could be due to missing entries in the transport directory or incorrect settings in the transport management system (TMS).
  
  
  Authorization Issues: The user may not have the necessary authorizations to access the target system.
  
  
  Network Issues: There may be network connectivity problems preventing access to the target system.
  
  
  System Downtime: The target system may be down or not available for some reason.
  
  
  Incorrect System ID: The system ID (SID) you are trying to connect to may be incorrect or misspelled.
  
  
  Solutions to TK120 Error
  
  
  Check Target System Configuration:
  
  Go to transaction STMS (Transport Management System).
  Check the configuration of the target system in the TMS landscape.
  Ensure that the target system is correctly defined and active.
  
  
  
  Verify Authorizations:
  
  Ensure that the user has the necessary authorizations to access the target system.
  Check user roles and profiles to confirm that they include access to the required transactions.
  
  
  
  Network Connectivity:
  
  Test the network connection to the target system.
  Use tools like ping or telnet to check if the target system is reachable.
  
  
  
  Check System Status:
  
  Verify if the target system is up and running.
  If the system is down, coordinate with the system administrator to resolve any issues.
  
  
  
  Correct System ID:
  
  Double-check the system ID you are using to ensure it is correct.
  If necessary, consult with your SAP Basis team to confirm the correct SID.
  
  
  
  Review Transport Routes:
  
  Ensure that the transport routes are correctly defined in the TMS.
  Check if the transport layer is correctly set up for the systems involved.
  
  
  
  Related Information
  
  Transaction Codes: Common transaction codes that may trigger this error include SE09, SE10, and STMS.
  SAP Notes: Check SAP Notes for any known issues or patches related to the TK120 error.
  Documentation: Refer to SAP Help documentation for detailed information on transport management and system configuration.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or SAP support for further assistance.