How To Fix AQ322 - The cursor must be on a line in the 'Line structure' area

SAP Error Message - Details

• Message type: E = Error

• Message class: AQ - Message texts for SAP Query

• Message number: 322

• Message text: The cursor must be on a line in the 'Line structure' area

What causes this issue?

You attempted to generate column headers for the fields of a line in
your list. To do this, you need to place the cursor on the appropriate
line in the <LS>Line structure</> area.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AQ322 - The cursor must be on a line in the 'Line structure' area ?

  The SAP error message AQ322, which states "The cursor must be on a line in the 'Line structure' area," typically occurs when a user attempts to perform an action that requires the cursor to be positioned on a specific line in a table or list structure within an SAP transaction. This error is common in transactions that involve line item processing, such as creating or editing purchase orders, sales orders, or other documents that have line item details.
  Cause:
  The error is caused by the following scenarios:
  
  Cursor Position: The cursor is not positioned on a valid line item in the line structure area of the screen. This can happen if the user clicks outside the line item area or if there are no line items displayed.
  Empty Line Structure: The line structure area may be empty, meaning there are no line items to select or edit.
  Incorrect Navigation: The user may have navigated away from the line structure area or attempted to execute a function that requires a line item selection without having one selected.
  
  Solution:
  To resolve the AQ322 error, you can take the following steps:
  
  Position the Cursor Correctly: Ensure that your cursor is positioned on a valid line item in the line structure area. Click on a specific line item to select it before performing any actions.
  Check for Line Items: Verify that there are line items present in the line structure area. If there are no line items, you may need to create or add them before proceeding.
  Refresh the Screen: If you believe there should be line items present, try refreshing the screen or navigating back to the previous screen and then back to the line structure area.
  Use the Correct Functionality: Make sure you are using the correct buttons or menu options that are intended for line item processing. Some functions may only be applicable when a line item is selected.
  
  Related Information:
  
  Transaction Codes: This error can occur in various transactions, such as ME21N (Create Purchase Order), ME22N (Change Purchase Order), VA01 (Create Sales Order), etc.
  SAP Notes: Check SAP Notes or the SAP Support Portal for any specific notes related to this error message, as there may be updates or patches that address related issues.
  User Training: If users frequently encounter this error, consider providing training on how to navigate line item structures effectively within SAP.
  
  By following these steps, you should be able to resolve the AQ322 error and continue with your tasks in SAP.