How To Fix KK641 - Process costs not determined -> Error log

KK641 - Overview

• Message type: E = Error

• Message class: KK -

• Message number: 641

• Message text: Process costs not determined -> Error log

What causes this issue?

No process costs were calculated.

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?

Read the error log.

Error message extract from SAP system. Copyright SAP SE.

KK641 - Details

• The SAP error message KK641 ("Process costs not determined -> Error log") typically occurs in the context of controlling (CO) when trying to settle or process costs for internal orders, cost centers, or projects. This error indicates that the system was unable to determine the costs associated with a particular process, which can be due to various reasons.
  Causes of Error KK641
  
  
  Missing Master Data: Required master data such as cost centers, internal orders, or activity types may be missing or incorrectly configured.
  
  
  Incorrect Configuration: The configuration settings for cost allocation, activity types, or cost elements may not be set up correctly.
  
  
  Data Inconsistencies: There may be inconsistencies in the data, such as missing or incorrect postings in the relevant periods.
  
  
  Settlement Rules: If the settlement rules for the internal order or project are not defined correctly, it can lead to this error.
  
  
  Cost Element Issues: The cost elements used may not be valid or may