How To Fix /SAPPCE/JVAM1029 - You cannot enter anything in this row; Incorrect line position

/SAPPCE/JVAM1029 - Overview

• Message type: E = Error

• Message class: /SAPPCE/JVAM1 -

• Message number: 029

• Message text: You cannot enter anything in this row; Incorrect line position

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPPCE/JVAM1029 - You cannot enter anything in this row; Incorrect line position ?

  The SAP error message /SAPPCE/JVAM1029: You cannot enter anything in this row; Incorrect line position typically occurs in the context of SAP's Advanced Planning and Optimization (APO) or similar modules where data entry is restricted based on the context of the row or line item you are trying to modify.
  
  Cause:
  
  Incorrect Row Context: The row you are trying to edit may be in a state that does not allow changes. This could be due to the row being a summary line, a calculated line, or a line that is locked for editing.
  Data Integrity Rules: SAP has built-in rules to maintain data integrity. If the row violates these rules (e.g., trying to enter data in a row that is meant for display only), the system will prevent any changes.
  User Permissions: The user may not have the necessary permissions to edit that particular row or line item.
  Status of the Document: The document or