How To Fix MN166 - Calculation schema & not defined for usage &, application &

SAP Error Message - Details

• Message type: E = Error

• Message class: MN - Message class for subsequent settlement (Purchasing)

• Message number: 166

• Message text: Calculation schema & not defined for usage &, application &

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Check whether calculation calculation schema &V1& really is to be used.
If not, assign a different calculation schema to the condition granter.
If so, ask your system administrator to maintain the calculation
schema.

<ds:SIMG.SIMG_CFMENUOLMEKONDT>Set up condition technique</>
ENDIF

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MN166 - Calculation schema & not defined for usage &, application & ?

  The SAP error message MN166 indicates that a calculation schema has not been defined for a specific usage and application in the context of Material Management (MM) or other related modules. This error typically arises when the system is trying to perform a calculation (like pricing or valuation) but cannot find the necessary configuration.
  Cause:
  
  Missing Configuration: The calculation schema for the specified usage and application has not been defined in the system.
  Incorrect Settings: The settings in the configuration might be incorrect or incomplete.
  Custom Development: If there are custom developments or enhancements, they might not be correctly referencing the calculation schema.
  
  Solution:
  To resolve the MN166 error, follow these steps:
  
  
  Check Configuration:
  
  Go to the configuration settings for the relevant application (e.g., MM, SD).
  Navigate to the calculation schema settings. This can typically be found under:
  
  SPRO ? Materials Management ? Valuation and Account Assignment ? Account Determination ? Define Calculation Schema.
  
  
  Ensure that a calculation schema is defined for the specified usage and application.
  
  
  
  Define Calculation Schema:
  
  If a calculation schema is not defined, you will need to create one. This involves specifying the necessary conditions and rules for the calculations.
  Make sure to assign the calculation schema to the relevant usage and application.
  
  
  
  Check for Customizations:
  
  If there are custom developments, review the code to ensure that it correctly references the calculation schema.
  Consult with your ABAP developer if necessary.
  
  
  
  Testing:
  
  After making the necessary changes, perform tests to ensure that the error no longer occurs and that calculations are performed correctly.
  
  
  
  Documentation:
  
  Document any changes made to the configuration for future reference and to assist other users who may encounter similar issues.
  
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like SPRO for configuration, MM01 for material master creation, or ME21N for creating purchase orders to test the changes.
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to the MN166 error.
  User Roles: Ensure that the user has the necessary authorizations to access and modify the configuration settings.
  
  By following these steps, you should be able to resolve the MN166 error and ensure that the calculation schema is properly defined for the required usage and application.