How To Fix PAK675 - System comparison with key & unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: PAK - Package API / Package Tools

• Message number: 675

• Message text: System comparison with key & unknown

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 PAK675 - System comparison with key & unknown ?

  The SAP error message PAK675 typically indicates an issue during a system comparison process, where the system is unable to find a matching key or is encountering an unknown key. This can occur in various contexts, such as during data migration, system upgrades, or when synchronizing data between different SAP systems.
  Cause:
  
  Missing or Incorrect Keys: The key that the system is trying to compare may not exist in the target system or may be incorrectly defined.
  Data Inconsistencies: There may be inconsistencies in the data between the source and target systems, leading to the inability to match records.
  Configuration Issues: The configuration settings for the comparison process may not be set up correctly, leading to mismatches.
  Transport Issues: If the data or configuration was transported from one system to another, there may have been issues during the transport process.
  
  Solution:
  
  Check Key Definitions: Verify that the keys being used in the comparison exist in both the source and target systems. Ensure that they are correctly defined and formatted.
  Data Validation: Perform a data validation check to ensure that the data in both systems is consistent. Look for any discrepancies that may cause the comparison to fail.
  Review Configuration Settings: Check the configuration settings related to the system comparison process. Ensure that all necessary parameters are correctly set.
  Transport Logs: If the issue arose after a transport, review the transport logs for any errors or warnings that may indicate what went wrong during the transport process.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates that resolve known issues.
  Consult Documentation: Review the official SAP documentation for guidance on system comparison processes and troubleshooting steps.
  
  Related Information:
  
  SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. They can provide more specific guidance based on your system configuration and the context of the error.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can share their solutions.
  System Logs: Check system logs (transaction codes like SLG1) for additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to identify the root cause of the PAK675 error and implement a solution to resolve it.