How To Fix RSAU217 - Choose a source field

SAP Error Message - Details

• Message type: E = Error

• Message class: RSAU - Update rules

• Message number: 217

• Message text: Choose a source field

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 RSAU217 - Choose a source field ?

  The SAP error message RSAU217 "Choose a source field" typically occurs in the context of data extraction or transformation processes, particularly when working with SAP BW (Business Warehouse) or SAP Data Services. This error indicates that the system expects you to select a source field for a particular operation, but none has been selected.
  Cause:
  
  Missing Source Field Selection: The most common cause of this error is that the user has not selected a source field in a data flow or transformation step.
  Configuration Issues: There may be issues with the configuration of the data source or the transformation rules that prevent the selection of a source field.
  User Permissions: In some cases, user permissions may restrict access to certain fields, leading to this error.
  
  Solution:
  
  
  Select a Source Field: 
  
  Go to the relevant transformation or data flow where the error occurred.
  Ensure that you have selected a valid source field from the available options. This is usually done in the mapping or transformation settings.
  
  
  
  Check Data Source Configuration:
  
  Verify that the data source is correctly configured and that it contains the fields you expect to use.
  Ensure that the data source is active and that there are no issues with the underlying data model.
  
  
  
  Review Transformation Logic:
  
  If you are using a transformation, check the logic to ensure that it correctly references the source fields.
  Make sure that any conditions or filters applied do not inadvertently exclude the source fields.
  
  
  
  User Permissions:
  
  Check if you have the necessary permissions to access the fields in question. If not, contact your SAP administrator to adjust your permissions.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance related to the version of SAP you are using, as there may be version-specific nuances.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Training and Documentation: If you are new to SAP BW or Data Services, consider reviewing training materials or documentation to better understand how to work with source fields and transformations.
  
  By following these steps, you should be able to resolve the RSAU217 error and successfully select a source field for your data operations.