How To Fix K8150 - You cannot carry out detailed planning in different periods.

K8150 - Overview

• Message type: E = Error

• Message class: K8 - CO Planning: Messages for Function Group KAPP

• Message number: 150

• Message text: You cannot carry out detailed planning in different periods.

What causes this issue?

You are attempting to call up detail planning for the same object for
different periods. This is not permitted.

System Response

Processing cannot continue.

How to fix this error?

Save your planning data and then access the corresponding periods or
use a layout where plan values are entered annually.
As of Release 4.5, SAP recommends that you replace detail planning with
resource planning.

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.

K8150 - Details

• The SAP error message K8150, "You cannot carry out detailed planning in different periods," typically occurs in the context of cost planning or detailed planning in SAP Controlling (CO) when there is an attempt to execute planning activities across different periods that are not allowed by the system settings or the planning scenario.
  
  Cause:
  
  
  Period Restrictions: The error often arises when the planning activity is trying to access or modify data across different periods that are not allowed. For example, if you are trying to plan for both January and February in a single planning session, the system may restrict this if the configuration does not allow it.
  
  
  Planning Version: The planning version being used may have restrictions that prevent planning across multiple periods.
  
  
  Locking Mechanism: There may be a locking mechanism in place that prevents changes to certain periods while others are being processed.
  
  
  Configuration Settings: The configuration settings in the controlling area or