How To Fix AJ678 - Error changing from rate category &1 to rate category &2

SAP Error Message - Details

• Message type: E = Error

• Message class: AJ - Billing program

• Message number: 678

• Message text: Error changing from rate category &1 to rate category &2

What causes this issue?

On &v3& you changed rate category &v1& that is billed with dynamic
period control (DPC) to rate category &v2& that is billed without DPC.
This change is only permitted at the start of billing period &v4&.

System Response

Processing is terminated.

How to fix this error?

Change the rate category at the start of the billing period.

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message AJ678 - Error changing from rate category &1 to rate category &2 ?

  The SAP error message AJ678 typically occurs in the context of changing the rate category for a particular object, such as a cost center or internal order. This error indicates that there is an issue with the transition from one rate category to another, which can be due to various reasons.
  Cause:
  
  Inconsistent Data: The data associated with the rate categories may not be consistent or valid for the change you are trying to make.
  Locked Objects: The object you are trying to change may be locked by another user or process, preventing the change.
  Configuration Issues: There may be configuration settings in the system that do not allow for the change between the specified rate categories.
  Dependencies: There may be dependencies or relationships with other objects that prevent the change.
  Period Restrictions: The change might be attempted in a closed period or a period that does not allow for such changes.
  
  Solution:
  
  Check Data Consistency: Review the data associated with both rate categories to ensure that they are consistent and valid for the change.
  Unlock Objects: If the object is locked, coordinate with the user or process that has locked it to unlock it.
  Review Configuration: Check the configuration settings related to rate categories in the system. Ensure that the system allows for the transition between the specified categories.
  Check Dependencies: Investigate any dependencies or relationships with other objects that might be causing the issue. Resolve any conflicts.
  Period Management: Ensure that you are attempting the change in an open period. If necessary, consult with your finance team to adjust period settings.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like KSB1 (for cost center reports) or KO03 (for internal order display) to analyze the data related to the rate categories.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common errors.
  User Authorization: Ensure that you have the necessary authorizations to make changes to rate categories.
  Consult Documentation: Review SAP documentation or help files related to controlling and rate categories for more detailed guidance.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in controlling (CO) to further diagnose the problem.