How To Fix KW401 - Error during reading of activity prices.

SAP Error Message - Details

• Message type: E = Error

• Message class: KW - CO-ABC Activity-Based Costing

• Message number: 401

• Message text: Error during reading of activity prices.

What causes this issue?

Errors occurred during reading of prices in fiscal year &V1&, version
&V2& and controlling area &V3&.

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?

Consult your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KW401 - Error during reading of activity prices. ?

  The SAP error message KW401 ("Error during reading of activity prices") typically occurs in the context of controlling (CO) modules, particularly when dealing with activity-based costing or internal orders. This error indicates that the system encountered an issue while trying to read the activity prices from the relevant master data.
  Causes of KW401 Error
  
  Missing Activity Price: The activity price for the specified cost center or internal order may not be maintained in the system.
  Incorrect Configuration: There may be configuration issues in the controlling area or cost center settings.
  Data Inconsistencies: There could be inconsistencies in the master data, such as missing or incorrect entries in the activity types or cost centers.
  Authorization Issues: The user may not have the necessary authorizations to access the activity price data.
  Period Closing: If the period is closed, it may restrict access to certain data, leading to this error.
  
  Solutions to KW401 Error
  
  
  Check Activity Prices:
  
  Go to the transaction code KP26 (Change Activity Prices) and verify if the activity prices are maintained for the relevant cost centers and activity types.
  Ensure that the prices are valid for the period you are trying to process.
  
  
  
  Review Configuration:
  
  Check the configuration settings in the controlling area and ensure that all necessary settings for activity-based costing are correctly configured.
  Use transaction code OKKP to review the controlling area settings.
  
  
  
  Validate Master Data:
  
  Ensure that all relevant master data (cost centers, activity types, etc.) is correctly maintained and does not have any inconsistencies.
  Use transaction codes like KS03 (Display Cost Center) and KA03 (Display Activity Type) to check the details.
  
  
  
  Check Authorizations:
  
  Verify that the user has the necessary authorizations to access the activity price data. This can be checked with the help of your SAP security team.
  
  
  
  Open Periods:
  
  If the error occurs due to a closed period, consider opening the period temporarily to process the required transactions, if appropriate.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information
  
  
  Transaction Codes:
  
  KP26: Change Activity Prices
  KS03: Display Cost Center
  KA03: Display Activity Type
  OKKP: Controlling Area Settings
  
  
  
  SAP Documentation: Refer to the SAP Help Portal for detailed documentation on activity-based costing and controlling.
  
  
  Support: If the issue persists after trying the above solutions, consider reaching out to your SAP support team or consulting with SAP support for further assistance.
  
  
  By following these steps, you should be able to identify and resolve the KW401 error in SAP.