How To Fix KM055 - COAr & must be regenerated

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 055

• Message text: COAr & must be regenerated

What causes this issue?

The ledger settings are incomplete. New company codes may need to be
assigned to the controlling area.

System Response

Transfer could not be performed.

How to fix this error?

Use the function <DS:TRAN.0KE3>Regenerate</> to complete the ledger
settings.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KM055 - COAr & must be regenerated ?

  The SAP error message KM055, which states "COAr & must be regenerated," typically relates to issues with the calculation of cost estimates in the Controlling (CO) module, particularly in the context of Activity-Based Costing (ABC) or Cost Object Controlling.
  Cause:
  The error message KM055 usually indicates that the cost estimate for a particular cost object (like a cost center, internal order, or project) is outdated or invalid. This can happen due to various reasons, such as:
  
  Changes in Master Data: If there have been changes in the master data (like cost center, activity types, or cost elements) that affect the cost calculation, the existing cost estimates may no longer be valid.
  Changes in Costing Variants: If the costing variant used for the cost estimate has been modified, it may require regeneration of the cost estimate.
  Data Consistency Issues: Inconsistencies in the data or configuration settings can lead to the need for regeneration.
  
  Solution:
  To resolve the KM055 error, you can follow these steps:
  
  
  Regenerate the Cost Estimate:
  
  Navigate to the relevant transaction for cost estimate generation (e.g., CK11N for cost estimates).
  Select the appropriate cost object and regenerate the cost estimate.
  
  
  
  Check Master Data:
  
  Review any recent changes made to master data that could affect the cost estimate.
  Ensure that all relevant data is consistent and correctly configured.
  
  
  
  Review Costing Variants:
  
  Check if there have been any changes to the costing variants that might require you to regenerate the cost estimate.
  
  
  
  Run Consistency Checks:
  
  Use transaction codes like CKR1 or CKR2 to run consistency checks on the cost estimates and identify any discrepancies.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific error message for additional guidance and troubleshooting steps.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CK11N (Create Cost Estimate), CK40N (Change Cost Estimate), and CKR1/CKR2 (Consistency Check).
  SAP Notes: Check SAP Notes for any known issues or patches related to the KM055 error.
  User Authorization: Ensure that you have the necessary authorizations to regenerate cost estimates and access the relevant data.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant specializing in the Controlling module for further assistance.