How To Fix K/026 - First select a source field column

SAP Error Message - Details

• Message type: E = Error

• Message class: K/ -

• Message number: 026

• Message text: First select a source field column

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message K/026 - First select a source field column ?

  The SAP error message K/026 ("First select a source field column") typically occurs in the context of the SAP Controlling (CO) module, particularly when working with cost center accounting or internal orders. This error indicates that the system expects you to select a source field column before proceeding with a specific action, such as executing a report or performing a data transfer.
  Cause:
  The error is usually caused by one of the following reasons:
  
  No Source Field Selected: You have not selected any source field column in the report or transaction you are trying to execute.
  Incorrect Configuration: The configuration of the report or the layout may not be set up correctly, leading to the system not recognizing any selected fields.
  User Interface Issue: Sometimes, the user interface may not be displaying the options correctly, leading to confusion about what needs to be selected.
  
  Solution:
  To resolve the K/026 error, you can follow these steps:
  
  
  Select a Source Field:
  
  Go back to the selection screen or the relevant area of the transaction.
  Ensure that you select at least one source field column from the available options. This could be a cost element, cost center, or any other relevant field depending on the context.
  
  
  
  Check Report Layout:
  
  If you are using a custom report or layout, verify that the layout is correctly configured to include the necessary source fields.
  You may need to adjust the layout settings to ensure that the source fields are available for selection.
  
  
  
  Refresh the Screen:
  
  Sometimes, simply refreshing the screen or re-entering the transaction can resolve temporary glitches in the user interface.
  
  
  
  Consult Documentation:
  
  If you are unsure about which fields to select, refer to the SAP documentation or help files related to the specific transaction or report you are using.
  
  
  
  Contact Support:
  
  If the issue persists after trying the above steps, consider reaching out to your SAP support team or consulting with a functional consultant who specializes in the CO module.
  
  
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes related to cost accounting, such as KSB1 (Cost Centers: Actual Line Items) or KOB1 (Orders: Actual Line Items).
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on this error.
  User Training: Ensure that users are trained on how to properly select fields in reports and understand the layout of the transaction screens.
  
  By following these steps, you should be able to resolve the K/026 error and proceed with your work in SAP.