How To Fix R8890 - H extraction &1 is completely incorrect

SAP Error Message - Details

• Message type: E = Error

• Message class: R8 - Messages from the meta data generation

• Message number: 890

• Message text: H extraction &1 is completely incorrect

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message R8890 - H extraction &1 is completely incorrect ?

  The SAP error message R8890, which states "Extraction &1 is completely incorrect," typically occurs during the data extraction process in SAP BW (Business Warehouse) or when working with data sources in SAP systems. This error indicates that the extraction process has encountered issues that prevent it from completing successfully.
  Causes:
  
  Data Source Configuration Issues: The data source may not be configured correctly, leading to incorrect extraction parameters or mappings.
  Data Quality Issues: The data being extracted may contain inconsistencies, missing values, or other quality issues that render it unusable.
  Transformation Errors: If there are transformations defined in the data flow, errors in these transformations can lead to incorrect data being extracted.
  Authorization Issues: Lack of proper authorizations for the user or the data source can prevent successful extraction.
  Technical Issues: There may be underlying technical issues such as connectivity problems, system performance issues, or bugs in the SAP system.
  
  Solutions:
  
  Check Data Source Configuration: Review the configuration of the data source in the SAP BW system. Ensure that all settings, including extraction methods and data mappings, are correct.
  Validate Data Quality: Perform data quality checks on the source data to identify and rectify any inconsistencies or missing values.
  Review Transformations: If transformations are applied, check the logic and ensure that they are functioning as intended. Debugging the transformation can help identify issues.
  Check Authorizations: Ensure that the user executing the extraction has the necessary authorizations to access the data source and perform the extraction.
  Monitor System Performance: Check for any performance issues in the SAP system that may be affecting the extraction process. This includes checking system logs and performance metrics.
  Consult SAP Notes: Look for relevant SAP Notes or documentation that may address known issues related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  
  Related Information:
  
  SAP BW Documentation: Refer to the official SAP BW documentation for detailed information on data extraction processes and troubleshooting.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it appears to be a bug or a more complex issue.
  
  By following these steps, you should be able to identify the root cause of the R8890 error and implement a solution to resolve it.