How To Fix EA806 - Data decompression for archiving class IDoc contains errors

SAP Error Message - Details

• Message type: E = Error

• Message class: EA - IDoc Basis Messages

• Message number: 806

• Message text: Data decompression for archiving class IDoc contains errors

What causes this issue?

The data stored in the archive could not be decompressed. The error
occurred in the module TABLE_DECOMPRESS.

System Response

Processing cannot be continued due to missing data.

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EA806 - Data decompression for archiving class IDoc contains errors ?

  The SAP error message EA806, which states "Data decompression for archiving class IDoc contains errors," typically occurs during the process of decompressing archived IDoc data. This error can arise due to various reasons, including data corruption, issues with the archiving process, or problems with the configuration of the archiving classes.
  Causes:
  
  Data Corruption: The archived IDoc data may be corrupted, leading to decompression errors.
  Incorrect Configuration: The archiving class for IDocs may not be configured correctly in the SAP system.
  Incompatible Versions: There may be compatibility issues between the version of the SAP system and the archived data.
  Insufficient Authorizations: The user attempting to access the archived data may not have the necessary authorizations.
  Storage Issues: Problems with the storage medium where the archived data is stored can also lead to decompression errors.
  
  Solutions:
  
  Check Data Integrity: Verify the integrity of the archived IDoc data. If corruption is suspected, you may need to restore from a backup or re-archive the data.
  Review Configuration: Ensure that the archiving class for IDocs is correctly configured in the SAP system. Check transaction codes like SARA (Archive Administration) for settings related to IDoc archiving.
  Update SAP System: If there are known issues with the version of SAP you are using, consider applying the latest support packages or patches.
  Check Authorizations: Ensure that the user has the necessary authorizations to access the archived IDoc data.
  Storage Check: Investigate the storage medium for any issues. If the data is stored on external storage, ensure that it is accessible and functioning correctly.
  Consult SAP Notes: Look for relevant SAP Notes in the SAP Support Portal that may address this specific error. SAP Notes often provide fixes or workarounds for known issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SARA (for archiving), SARI (for reading archived data), and WE02/WE05 (for monitoring IDocs).
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. They can provide more specific guidance based on your system configuration and the nature of the error.
  Documentation: Review SAP documentation related to IDoc archiving and data management for best practices and troubleshooting steps.
  
  By following these steps, you should be able to identify the cause of the EA806 error and implement a suitable solution.