How To Fix AJ193 - A rate determination already exists for rate type &1 and rate category &2

SAP Error Message - Details

• Message type: E = Error

• Message class: AJ - Billing program

• Message number: 193

• Message text: A rate determination already exists for rate type &1 and rate category &2

What causes this issue?

You attempted to define a rate determination for rate type &v1& and
rate category &v2&, however, a rate determination already exists for
rate type &v1& and rate category &v2&.

System Response

Processing is canceled.

How to fix this error?

Select the <LS>Change</> function for rate type &v1& and rate category
&v2&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AJ193 - A rate determination already exists for rate type &1 and rate category &2 ?

  The SAP error message AJ193 indicates that there is an existing rate determination for a specific rate type and rate category combination. This typically occurs in the context of pricing or cost determination in SAP, particularly in modules like SAP Controlling (CO) or SAP Sales and Distribution (SD).
  
  Cause:
  The error arises when you attempt to create or modify a rate determination entry for a rate type and rate category that already has an existing entry in the system. This can happen due to:
  
  Duplicate Entries: You may be trying to create a new entry that conflicts with an existing one.
  Incorrect Configuration: The configuration settings for rate determination may not be set up correctly, leading to conflicts.
  Data Migration Issues: If data has been migrated from another system, it may have resulted in duplicate entries.
  
  
  Solution:
  To resolve the AJ193 error, you can follow these steps:
  
  
  Check Existing Entries:
  
  Go to the relevant transaction (e.g., transaction code OB40