How To Fix CN071 - Activity can only differ between internal and external processing

CN071 - Overview

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 071

• Message text: Activity can only differ between internal and external processing

What causes this issue?

The company code determined by the plant in the activity element does
not agree with the company code of the activity.

System Response

INCLUDE 'NA_ALLG_NOVERARBEITUNG' OBJECT DOKU ID TX

How to fix this error?

Enter a plant for the activity element that has the same company code
as the activity.

Error message extract from SAP system. Copyright SAP SE.

CN071 - Details

• The SAP error message CN071 ("Activity can only differ between internal and external processing") typically occurs in the context of project management and controlling, particularly when dealing with activity types in SAP Project System (PS) or Controlling (CO) modules. This error indicates that there is a mismatch in the configuration of activity types, specifically regarding how they are defined for internal and external processing.
  
  Cause:
  The error arises when you attempt to assign an activity type to a cost element or a project that has inconsistent settings for internal and external processing. In SAP, activity types can be configured to have different rates or settings based on whether they are used for internal or external purposes. If the system detects that the settings for an activity type are not aligned, it will trigger this error.
  
  Solution:
  To resolve the CN071 error, you can follow these steps:
  
  
  Check Activity Type Configuration:
  
  Go to the configuration settings for