How To Fix VPKGUI021 - Select one or more lines

SAP Error Message - Details

• Message type: E = Error

• Message class: VPKGUI - Sales Pricing, Interface

• Message number: 021

• Message text: Select one or more lines

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 VPKGUI021 - Select one or more lines ?

  SAP Error Message:
  
  VPKGUI021 Select one or more lines
  
  Cause:
  This error message typically appears in SAP when a user tries to perform an action (such as processing, deleting, or modifying) on a list or table without selecting any line/item first. The system expects at least one line to be selected to proceed with the operation, but none was selected.
  
  When does it occur?
  
  In transaction codes or screens where multiple lines/items are displayed (e.g., delivery documents, packing lists, batch processing screens).
  When the user clicks a button or triggers an action that requires line selection but no line is highlighted or checked.
  Common in packing or shipping related transactions (e.g., VL02N, VL10, or packing transactions).
  
  
  Solution:
  
  
  Select one or more lines:
  
  Before executing the action, ensure that you select at least one line in the list or table. This can be done by:
  
  Clicking the checkbox next to the line.
  Highlighting the line by clicking on it.
  
  
  
  Check screen layout:
  
  Sometimes the selection column might be hidden or not visible due to screen layout or personalization. Make sure the selection column is visible.
  
  
  User training:
  
  Educate users that certain actions require explicit line selection.
  
  
  Technical check (if applicable):
  
  If the error occurs even after selecting lines, it might be a UI or program issue:
  
  Check for any custom enhancements or user exits that might interfere with line selection.
  Debug the program to verify if the selection data is correctly passed.
  
  
  
  
  Related Information:
  
  Message Class: VPKGUI (related to packing and shipping GUI)
  Common Transactions: VL02N (Change Outbound Delivery), VL10 (Purchase Orders Due for Delivery), packing transactions.
  SAP Notes: Check SAP OSS notes for any known bugs related to this message in your SAP version.
  User Interface: This message is often triggered in the SAP GUI or Web GUI packing screens.
  
  
  Summary:
  
  Cause: No line selected when required.
  Solution: Select one or more lines before proceeding.
  Additional: Verify UI elements and check for custom code if problem persists.
  
  
  If you provide the exact transaction or scenario where this error occurs, I can help with more specific guidance.