How To Fix TN668 - System information XML is not valid for system &1, installation no. &2

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 668

• Message text: System information XML is not valid for system &1, installation no. &2

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 TN668 - System information XML is not valid for system &1, installation no. &2 ?

  The SAP error message TN668 indicates that there is an issue with the system information XML file for a specific SAP system. This error typically arises during the installation or configuration of an SAP system, particularly when the system is trying to read or validate the XML file that contains system information.
  Cause:
  
  Malformed XML: The XML file may be incorrectly formatted, which prevents it from being parsed correctly.
  Incorrect Installation Number: The installation number specified in the XML file may not match the actual installation number of the SAP system.
  Missing or Corrupted File: The XML file may be missing or corrupted, leading to invalid data being read.
  Version Mismatch: The XML file may be generated for a different version of the SAP system than the one currently being installed or configured.
  
  Solution:
  
  Validate the XML File: Check the XML file for proper formatting. You can use an XML validator tool to ensure that the structure is correct.
  Check Installation Number: Verify that the installation number in the XML file matches the actual installation number of the SAP system. This can usually be found in the SAP system's configuration settings.
  Recreate the XML File: If the XML file is corrupted or missing, try to regenerate it from the SAP installation media or from the SAP Service Marketplace.
  Review Documentation: Consult the SAP installation guide or relevant documentation to ensure that all steps have been followed correctly and that the XML file is appropriate for the version of the SAP system being installed.
  Check for Updates: Ensure that you are using the latest version of the installation files and that any necessary patches or updates have been applied.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the TN668 error for any specific fixes or recommendations provided by SAP.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Logs and Traces: Review the installation logs and traces for additional error messages or warnings that may provide more context about the issue.
  
  If the problem persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.