How To Fix RD018 - Data source needs to be the line item (field &1)

SAP Error Message - Details

• Message type: E = Error

• Message class: RD - CO-PA Connection to SAP BW

• Message number: 018

• Message text: Data source needs to be the line item (field &1)

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 RD018 - Data source needs to be the line item (field &1) ?

  The SAP error message RD018 indicates that a data source is expected to be a line item data source, but the one being used does not meet this requirement. This error typically arises in the context of SAP BW (Business Warehouse) or when working with data extraction processes.
  
  Cause:
  The error occurs when:
  
  A data source that is not a line item data source is being used in a context that requires one. Line item data sources are those that provide detailed, transaction-level data, as opposed to aggregated or summarized data.
  The data source configuration may not be set up correctly, or the wrong data source is being selected for a specific operation.
  
  
  Solution:
  To resolve the RD018 error, you can take the following steps:
  
  
  Check Data Source Type:
  
  Verify that the data source you are using is indeed a line item data source. You can do this by checking the data source settings in the SAP BW