How To Fix TN655 - Checking target system &1, installation no. &2 of SW component &3 &4

SAP Error Message - Details

• Message type: E = Error

• Message class: TN - Support Package Manager (SPAM) Messages

• Message number: 655

• Message text: Checking target system &1, installation no. &2 of SW component &3 &4

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 TN655 - Checking target system &1, installation no. &2 of SW component &3 &4 ?

  The SAP error message TN655 typically indicates an issue related to the Software Component (SWC) installation in a target system. This error can occur during the transport of software components or during system checks in the SAP landscape.
  Cause:
  The error message TN655 can arise due to several reasons, including:
  
  Missing Software Component: The specified software component is not installed in the target system.
  Incorrect Installation Number: The installation number provided may not match the one in the target system.
  Version Mismatch: The version of the software component in the source system may not be compatible with the target system.
  Transport Directory Issues: There may be issues with the transport directory or transport routes that prevent the system from checking the target system properly.
  Authorization Issues: The user may not have the necessary authorizations to perform the check or access the target system.
  
  Solution:
  To resolve the TN655 error, you can follow these steps:
  
  
  Check Software Component Installation:
  
  Log into the target system and verify if the specified software component is installed. You can do this by navigating to the transaction code SPAM or SAINT to check the installed components.
  
  
  
  Verify Installation Number:
  
  Ensure that the installation number you are using in the transport request matches the one in the target system.
  
  
  
  Check Version Compatibility:
  
  Confirm that the version of the software component in the source system is compatible with the target system. You may need to upgrade or downgrade the component accordingly.
  
  
  
  Review Transport Directory:
  
  Check the transport directory settings and ensure that the transport routes are correctly configured. You can use transaction STMS to manage transport routes.
  
  
  
  Authorization Check:
  
  Ensure that the user performing the operation has the necessary authorizations to access the target system and perform the required checks.
  
  
  
  Consult SAP Notes:
  
  Look for relevant SAP Notes that may address this specific error. You can search for notes in the SAP Support Portal.
  
  
  
  System Logs:
  
  Check the system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SPAM (Support Package Manager)
  SAINT (Add-On Installation Tool)
  STMS (Transport Management System)
  SM21 (System Log)
  
  
  
  SAP Notes: 
  
  Always check the SAP Support Portal for the latest notes related to transport issues and software component installations.
  
  
  
  Documentation: 
  
  Review the official SAP documentation for transport management and software component installation for best practices and troubleshooting steps.
  
  
  
  By following these steps, you should be able to identify and resolve the issue causing the TN655 error in your SAP system.