How To Fix RSTRAN871 - Comparison tables do not have the same number of data packages

SAP Error Message - Details

• Message type: E = Error

• Message class: RSTRAN - Messages for Transformation

• Message number: 871

• Message text: Comparison tables do not have the same number of data packages

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSTRAN871 - Comparison tables do not have the same number of data packages ?

  The SAP error message RSTRAN871 indicates that there is a mismatch in the number of data packages between two comparison tables during a data transfer or transformation process. This error typically occurs in the context of data extraction, transformation, and loading (ETL) processes, particularly when working with SAP BW (Business Warehouse) or SAP BI (Business Intelligence).
  Cause:
  The error can be caused by several factors, including:
  
  
  Data Package Mismatch: The source and target data packages do not match in terms of the number of records or structure. This can happen if the data extraction process is not consistent or if there are issues with the data source.
  
  
  Transformation Logic: If there are transformations applied to the data that result in a different number of records being generated in the target table compared to the source table, this can lead to the error.
  
  
  Data Load Issues: If there are issues during the data load process, such as failed records or incomplete data, it can result in a mismatch in the number of data packages.
  
  
  Configuration Errors: Incorrect configuration settings in the data transfer process can also lead to this error.
  
  
  Solution:
  To resolve the RSTRAN871 error, you can follow these steps:
  
  
  Check Data Packages: Verify the number of data packages in both the source and target tables. Ensure that they match in terms of the number of records.
  
  
  Review Transformation Logic: Examine the transformation rules applied to the data. Ensure that they are correctly defined and that they do not inadvertently change the number of records.
  
  
  Monitor Data Load Process: Check the data load process for any errors or warnings. Look for any failed records or issues that may have occurred during the data transfer.
  
  
  Re-run Data Transfer: If you identify any issues, correct them and re-run the data transfer process. Ensure that the data is consistent and complete before re-running.
  
  
  Check for Configuration Issues: Review the configuration settings for the data transfer process. Ensure that they are set up correctly and that there are no discrepancies.
  
  
  Use Transaction Codes: Utilize relevant transaction codes (like RSA1 for Data Warehousing Workbench) to monitor and troubleshoot the data transfer process.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or updates that may address this specific error.
  
  
  Related Information:
  
  SAP BW/BI Documentation: Refer to the official SAP documentation for detailed information on data transfer processes and troubleshooting.
  SAP Community: Engage with the SAP Community forums to seek advice from other users who may have encountered similar issues.
  Data Modeling: Ensure that your data models are correctly defined and that the data flow is properly configured.
  
  By following these steps, you should be able to identify the root cause of the RSTRAN871 error and implement the necessary solutions to resolve it.