How To Fix HRPAYDE_EXTRA420 - E420: Decompressions are not possible in the compression procedure.

SAP Error Message - Details

• Message type: E = Error

• Message class: HRPAYDE_EXTRA - Error messages relating to eXTra-Standard 1.4

• Message number: 420

• Message text: E420: Decompressions are not possible in the compression procedure.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message HRPAYDE_EXTRA420 - E420: Decompressions are not possible in the compression procedure. ?

  The SAP error message HRPAYDE_EXTRA420 E420: Decompressions are not possible in the compression procedure typically occurs in the context of payroll processing in SAP HR (Human Resources) when there is an issue with the data compression procedure. This error indicates that the system is unable to decompress data that it expects to be compressed, which can lead to inconsistencies or failures in payroll calculations.
  Causes:
  
  Data Integrity Issues: The payroll data may have been corrupted or improperly processed, leading to inconsistencies in the compression and decompression procedures.
  Configuration Errors: Incorrect settings in the payroll configuration or in the compression procedure can lead to this error.
  Version Mismatch: If there are discrepancies between the versions of the payroll schema or the related programs, it may cause issues with data processing.
  Missing or Incomplete Data: If the necessary data for the compression procedure is missing or incomplete, it can lead to this error.
  
  Solutions:
  
  Check Payroll Configuration: Review the payroll configuration settings to ensure that they are correctly set up. Pay special attention to the compression settings.
  Data Consistency Check: Run consistency checks on the payroll data to identify and rectify any inconsistencies. This can often be done using transaction codes like PC00_MXX_CALC (where MXX is the country-specific payroll).
  Reprocess Payroll: If the error occurred during a payroll run, consider reprocessing the payroll for the affected employees. Ensure that all necessary data is available and correct before reprocessing.
  Review Logs: Check the payroll logs for any additional error messages or warnings that may provide more context about the issue.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. There may be patches or updates that resolve known issues related to this error.
  Consult SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. They can provide more detailed guidance based on the specific configuration and version of your SAP system.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as PA03 (Maintain Payroll Area), PC00_MXX_CEDT (Payroll Results), and PC00_MXX_CALC (Payroll Calculation).
  Documentation: Review SAP documentation related to payroll processing and data compression to understand the expected behavior and configuration settings.
  Testing: If changes are made to the configuration or data, conduct thorough testing in a development or quality assurance environment before applying changes to the production system.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.