How To Fix 29818 - Please select a valid line

29818 - Overview

• Message type: E = Error

• Message class: 29 - Bills of Material

• Message number: 818

• Message text: Please select a valid line

What causes this issue?

You want to process a generated session.

System Response

The line you selected does not contain the name of a session.

How to fix this error?

Select a line that contains a session name. These lines begin with
'E29819'.

Error message extract from SAP system. Copyright SAP SE.

29818 - Details

• The SAP error message "29818 - Please select a valid line" typically occurs in scenarios where a user is trying to perform an action on a line item in a list or table, but the line item they have selected is not valid for the operation they are attempting to execute. This can happen in various SAP transactions, such as when working with purchase orders, sales orders, or other document types.
  Causes:
  
  Invalid Selection: The user may have selected a line that is not applicable for the action they are trying to perform (e.g., trying to delete or modify a line that is already processed or closed).
  Data Integrity Issues: There may be issues with the data integrity in the underlying database, such as missing or inconsistent data.
  User Authorization: The user may not have the necessary authorizations to perform actions on the selected line.
  System Configuration: There may be configuration settings in the SAP