How To Fix WL674 - Data decompression failed for archiving class &

SAP Error Message - Details

• Message type: E = Error

• Message class: WL - Workflow: run-time messages

• Message number: 674

• Message text: Data decompression failed for archiving class &

What causes this issue?

Decompression during the archiving of archiving class &v1& failed. The
error occurred in module TABLE_COMPRESS.

System Response

The archiving cannot be continued.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WL674 - Data decompression failed for archiving class & ?

  The SAP error message WL674, which states "Data decompression failed for archiving class &," typically occurs during the process of data retrieval from the archive. This error indicates that the system encountered an issue while trying to decompress archived data for a specific archiving class.
  Causes:
  
  Corrupted Archive Files: The archive files may be corrupted or incomplete, which can happen due to issues during the archiving process or storage problems.
  Incompatible Archive Format: The archive files may not be in the expected format, possibly due to changes in the archiving process or software versions.
  Insufficient Permissions: The user or process attempting to access the archive may not have the necessary permissions to read or decompress the files.
  System Configuration Issues: There may be configuration issues in the SAP system related to the archiving process or the file system where the archives are stored.
  
  Solutions:
  
  Check Archive Files: Verify the integrity of the archive files. If they are corrupted, you may need to restore them from a backup or recreate them if possible.
  Recreate Archive: If the archive files are found to be corrupted, consider re-archiving the data if the original data is still available in the database.
  Permissions Check: Ensure that the user or process has the necessary permissions to access and decompress the archive files.
  Review Configuration: Check the configuration settings for the archiving process in SAP. Ensure that the settings are correct and that the system is configured to handle the specific archiving class.
  SAP Notes: Look for relevant SAP Notes in the SAP Support Portal that may address this specific error. SAP frequently releases updates and patches that can resolve known issues.
  Consult SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. They can provide more detailed troubleshooting steps based on your specific system configuration and version.
  
  Related Information:
  
  Archiving Classes: Understand the specific archiving class mentioned in the error message, as different classes may have different requirements and configurations.
  SAP Documentation: Refer to the official SAP documentation for archiving processes to ensure that you are following best practices.
  System Logs: Check system logs (transaction codes like SLG1) for additional error messages or warnings that may provide more context about the failure.
  
  By following these steps, you should be able to diagnose and resolve the WL674 error in your SAP system.