How To Fix KM149 - Number of lines to be canceled is not equal to number of existing lines

SAP Error Message - Details

• Message type: E = Error

• Message class: KM - Error messages for Profit Center Accounting

• Message number: 149

• Message text: Number of lines to be canceled is not equal to number of existing lines

What causes this issue?

The number of lines that were sent to the current system for
cancelation is not the same as the number of existing lines.

System Response

The "cancel" flag was inserted in the lines found in the current
system.

How to fix this error?

Check the document lines.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KM149 - Number of lines to be canceled is not equal to number of existing lines ?

  The SAP error message KM149, which states "Number of lines to be canceled is not equal to number of existing lines," typically occurs in the context of canceling or reversing a document, such as a purchase order, invoice, or other transactional entries in SAP. This error indicates a mismatch between the number of lines you are trying to cancel and the number of lines that currently exist in the document.
  Causes:
  
  
  Mismatch in Line Items: The number of line items you are attempting to cancel does not match the number of line items that are currently present in the document. This could happen if:
  
  Some line items have already been canceled or deleted.
  You are trying to cancel more items than exist in the document.
  
  
  
  Incorrect Input: The user may have incorrectly specified the number of lines to be canceled, either by misunderstanding the document structure or by inputting the wrong values.
  
  
  Document Status: The document may be in a status that does not allow for certain line items to be canceled, such as being partially processed or already fully processed.
  
  
  Solutions:
  
  
  Verify Line Items: Check the document to confirm the number of existing line items. Ensure that you are attempting to cancel the correct number of lines. You can do this by:
  
  Displaying the document in SAP and reviewing the line items.
  Ensuring that you are not trying to cancel items that have already been canceled or do not exist.
  
  
  
  Adjust Cancellation Request: If you find that the number of lines you are trying to cancel is incorrect, adjust your cancellation request to match the actual number of existing line items.
  
  
  Check Document Status: Ensure that the document is in a status that allows for cancellation. If the document is locked or in a state that prevents changes, you may need to resolve those issues first.
  
  
  Consult Documentation: Review SAP documentation or help resources for specific guidance on the transaction you are working with, as there may be additional rules or constraints related to cancellations.
  
  
  Contact Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with a functional expert who can provide assistance based on your specific configuration and business processes.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with the relevant transaction codes (e.g., ME22N for purchase orders, FB08 for reversing accounting documents) that may be involved in the cancellation process.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message, as there may be updates or fixes available.
  User Permissions: Ensure that you have the necessary permissions to perform cancellations in the system, as restrictions may lead to errors.
  
  By following these steps, you should be able to identify the cause of the KM149 error and take appropriate action to resolve it.