How To Fix BM020 - Place the cursor on a valid line

BM020 - Overview

• Message type: E = Error

• Message class: BM - Development class BZME - units of measure

• Message number: 020

• Message text: Place the cursor on a valid line

What causes this issue?

You attempted to go to the detail screen of a measurement unit or
select a measurement unit without positioning the cursor on the
appropriate line.

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?

Position the cursor on the desired mesurement unit and call the
function again.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BM020 - Place the cursor on a valid line ?

  The SAP error message BM020 ("Place the cursor on a valid line") typically occurs in the context of transaction processing where the system expects the user to select a valid line item in a list or table before proceeding with an action. This error is common in various SAP modules, especially in those dealing with document processing, such as purchasing or inventory management.
  
  Cause:
  The error is triggered when:
  
  The user attempts to perform an action (like editing, deleting, or processing) without having a valid line item selected.
  The cursor is not positioned on a line that the system recognizes as valid for the intended operation.
  The list or table may be empty, or the selected line may not meet the criteria for the action being attempted.
  
  
  Solution:
  To resolve the BM020 error, follow these steps:
  
  Select a Valid Line: Ensure that you have clicked on a valid line item in the list or table. The line should