How To Fix RJ189 - A DataSource-append must have the extraction method 'A'

SAP Error Message - Details

• Message type: E = Error

• Message class: RJ - BW Extractor Handling Message Class

• Message number: 189

• Message text: A DataSource-append must have the extraction method 'A'

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RJ189 - A DataSource-append must have the extraction method 'A' ?

  The SAP error message RJ189 indicates that there is an issue with the configuration of a DataSource in the SAP system, specifically related to the extraction method used for a DataSource-append. This error typically arises when the extraction method for a DataSource-append is not set to 'A', which stands for "Additive Extraction."
  Cause:
  The error occurs when:
  
  You are trying to create or modify a DataSource-append, but the extraction method is set to something other than 'A'.
  The DataSource-append is expected to use additive extraction, which is necessary for appending data to an existing DataSource.
  
  Solution:
  To resolve this error, you need to ensure that the extraction method for the DataSource-append is set to 'A'. Here are the steps to do this:
  
  
  Access the DataSource Configuration:
  
  Go to the SAP GUI and navigate to the DataSource configuration transaction (e.g., RSA1 for Data Warehousing Workbench).
  
  
  
  Locate the DataSource:
  
  Find the DataSource that you are trying to append to. You can do this by searching for the DataSource in the relevant InfoSource or DataSource area.
  
  
  
  Check the Extraction Method:
  
  Open the DataSource and check the extraction method setting. Ensure that it is set to 'A' (Additive Extraction).
  
  
  
  Modify if Necessary:
  
  If the extraction method is not set to 'A', change it to 'A'. Save your changes.
  
  
  
  Re-try the Operation:
  
  After making the necessary changes, try to execute the operation that caused the error again.
  
  
  
  Related Information:
  
  Additive Extraction: This method is used when you want to append new data to existing data in a DataSource without overwriting the existing records. It is commonly used in scenarios where incremental data loads are required.
  DataSource Configuration: Understanding how to configure DataSources and their extraction methods is crucial for effective data extraction and loading in SAP BW/BI environments.
  SAP Notes and Documentation: If you continue to experience issues, consider checking SAP Notes or the official SAP documentation for additional troubleshooting steps or updates related to your specific version of SAP.
  
  By following these steps, you should be able to resolve the RJ189 error and successfully configure your DataSource-append.