How To Fix KP261 - Process special periods and normal periods separately

KP261 - Overview

• Message type: E = Error

• Message class: KP - CO-OM Planning

• Message number: 261

• Message text: Process special periods and normal periods separately

What causes this issue?

You called up activity price calculation for periods &V3& through &V4&.
This period range in fiscal year variant &V1&, controlling area &V2&,
contains both standard periods and special periods.
For technical reasons, actual activity price calculation cannot process
special periods and standard periods at the same time.

System Response

The SAP System cannot calculate the actual activity prices.

How to fix this error?

Run actual price calculation separately for special and standard
periods.

Error message extract from SAP system. Copyright SAP SE.

KP261 - Details

• The SAP error message KP261, which states "Process special periods and normal periods separately," typically occurs in the context of controlling (CO) when you are trying to execute a transaction that involves cost center accounting or internal orders. This error indicates that the system is set up to handle special periods (like year-end closing periods) and normal periods (like regular monthly periods) separately, and the transaction you are attempting to perform is not compliant with this setup.
  
  Cause:
  
  Configuration Settings: The error is often caused by the configuration settings in the controlling area. The system is configured to treat special periods differently from normal periods, and the transaction you are trying to execute does not adhere to this configuration.
  Posting in Special Periods: You may be trying to post to a special period while the system expects you to handle it in a different manner, or you may be trying to process both