How To Fix WD475 - Choose a valid line

WD475 - Overview

• Message type: E = Error

• Message class: WD - Workflow definition

• Message number: 475

• Message text: Choose a valid line

What causes this issue?

You want to execute a line operation, for example <LS>cut</>, <LS>paste
</> or <LS>select</>, but you have not selected a line from a list.

System Response

The system cannot execute the line operation.

How to fix this error?

Please select a line from a list and select this operation again.

Error message extract from SAP system. Copyright SAP SE.

WD475 - Details

• Certainly! Here's a detailed explanation for the SAP error message WD475 - "Choose a valid line":
  
  SAP Error Message: WD475 - "Choose a valid line"
  
  
  Cause:
  The error message WD475 typically occurs in the context of Web Dynpro applications when a user action expects a valid table row or list item to be selected, but no valid line (row) is currently selected.
  Common scenarios include:
  
  The user tries to perform an operation (e.g., edit, delete, or display details) on a table or list without selecting any row.
  The selected row index is invalid or out of range.
  The context node or UI element that holds the table data does not have a current element set.
  The application logic expects a valid line to be chosen before proceeding, but the selection is empty or incorrect.
  
  
  
  Solution:
  To resolve the WD475 error, consider the following steps:
  
  
  Ensure a Row is Selected:
  
  Before performing actions that require a selected line, check if the user has