How To Fix WS020 - Select a line

SAP Error Message - Details

• Message type: E = Error

• Message class: WS - Supplier Billing Document

• Message number: 020

• Message text: Select a line

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 WS020 - Select a line ?

  SAP Error Message:
  WS020 - Select a line
  
  
  Cause:
  The error message WS020 - Select a line typically occurs when a user tries to perform an action (such as editing, deleting, or processing) on a list or table without first selecting a specific line or entry. The system expects the user to highlight or mark a particular row before proceeding, but no line has been selected.
  
  When does it occur?
  
  In transaction screens or reports where multiple entries are displayed in a list or table format.
  When the user clicks a button or tries to execute a function that requires a line selection.
  Common in workflow tasks, list processing, or mass processing screens.
  
  
  
  Solution:
  
  
  Select a line:
  Before performing the action, click on the desired line in the list or table to highlight it. This tells the system which record you want to work with.
  
  
  Check UI controls:
  Ensure that the selection mechanism (checkbox, radio button, or row highlight) is properly used