How To Fix G0657 - Proportion change not assigned to any activity

SAP Error Message - Details

• Message type: E = Error

• Message class: G0 - Messages for SAP Consolidation

• Message number: 657

• Message text: Proportion change not assigned to any activity

What causes this issue?

In period &V3&, the proportion of consolidation unit &V2& changes in
consolidation group &V1&. The proportion change is not assigned to an
activity.
In period &V3&, there is no activity, which could be automatically
assigned for the proportion change.
If a proportion increase has no explicit activity, the program attempts
to automatically assign it to a first consolidation, which might exist,
or to a step acquisition.
If a proportion decrease has no explicit activity, the program attempts
to automatically assign it to a total divestiture or a partial
divestiture, which might exist.

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?

Check the proportions that are maintained in the method assignments.
Also check the activities defined for period &V3&.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message G0657 - Proportion change not assigned to any activity ?

  The SAP error message G0657, "Proportion change not assigned to any activity," typically occurs in the context of controlling and cost management within SAP, particularly when dealing with activity types and cost centers. This error indicates that a proportion change (which could be related to cost allocation or distribution) is not linked to any specific activity, leading to inconsistencies in the system.
  
  Cause:
  
  Missing Assignment: The proportion change you are trying to process is not assigned to any activity type or cost center.
  
  Configuration Issues: There may be a configuration issue in the activity type or cost center settings that prevents the system from recognizing the assignment.
  Data Entry Errors: Incorrect or incomplete data entry when setting up the activity types or cost centers can lead to this error.
  Changes in Master Data: If there have been recent changes in the master data (like activity types or cost centers), it may not have been updated