How To Fix PK291 - Select a valid row for the end of the block

PK291 - Overview

• Message type: E = Error

• Message class: PK - Production - KANBAN

• Message number: 291

• Message text: Select a valid row for the end of the block

What causes this issue?

You selected an invalid row. It is not possible to end a block in this
row.

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?

Please select a row in which a kanban or a control cycle exists.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PK291 - Select a valid row for the end of the block ?

  The SAP error message PK291, which states "Select a valid row for the end of the block," typically occurs in the context of the SAP Production Planning (PP) module, particularly when dealing with production orders, planning, or similar activities. This error usually indicates that there is an issue with the selection of data in a table or block of data that the system is trying to process.
  Causes:
  
  Invalid Data Selection: The error often arises when the user attempts to select a row or block of data that is not valid or does not exist in the current context.
  Data Integrity Issues: There may be inconsistencies or integrity issues in the data being processed, such as missing or incorrect entries.
  User Input Errors: The user may have inadvertently selected an incorrect row or block of data due to misunderstanding the interface or the data structure.
  System 
  Configuration Issues: There could be configuration settings in the