How To Fix WS288 - Incorrect calculation schema for document &1 and tax condition type &2

SAP Error Message - Details

• Message type: E = Error

• Message class: WS - Supplier Billing Document

• Message number: 288

• Message text: Incorrect calculation schema for document &1 and tax condition type &2

What causes this issue?

The system found an incorrect setting in tax condition type &V2& of
document &V1&. The tax amount of the document is the same as the tax
amount of the amount to be settled.

System Response

The document cannot be released to Financial Accounting.

How to fix this error?

Check the system setting for condition determination for document &V1&.
Take account of the settings for condition type &V2&.

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 WS288 - Incorrect calculation schema for document &1 and tax condition type &2 ?

  The SAP error message:
  WS288 Incorrect calculation schema for document &1 and tax condition type &2
  
  Meaning / Cause:
  This error occurs when the tax condition type (&2) used in the document (&1) does not match the calculation schema assigned to that document. In other words, the system is trying to apply a tax condition type that is not valid or not defined in the calculation schema for the particular document type or transaction.
  This typically happens in the context of pricing and tax determination in SD (Sales and Distribution) or FI (Financial Accounting) when the tax condition type is not properly assigned or the calculation schema is not correctly configured.
  
  Common Causes:
  
  The tax condition type is not included in the calculation schema assigned to the document type.
  The calculation schema assigned to the document does not support the tax condition type.
  Incorrect or missing configuration in pricing procedure or tax procedure.
  Custom or manual changes to condition types or calculation schemas that are inconsistent.
  Document type or transaction type is linked to a calculation schema that does not contain the tax condition type.
  
  
  Solution / How to Fix:
  
  
  Check the Calculation Schema assigned to the Document:
  
  Identify the calculation schema used for the document type (e.g., sales order type, billing type).
  Transaction codes: V/08 (Pricing Procedure determination), OBQ1 (Tax Procedure determination).
  
  
  
  Verify the Tax Condition Type in the Calculation Schema:
  
  Go to transaction V/08 or V/06 to check the pricing procedure.
  Ensure that the tax condition type (&2) is included in the calculation schema assigned to the document.
  If missing, add the tax condition type to the calculation schema.
  
  
  
  Check Tax Procedure Configuration:
  
  Use transaction FTXP to check tax condition types and their assignment.
  Verify that the tax condition type is valid for the country and tax procedure.
  
  
  
  Check Document Type and Pricing Procedure Assignment:
  
  Ensure that the document type (&1) is assigned the correct pricing procedure or tax procedure that includes the tax condition type.
  
  
  
  Adjust or Correct the Configuration:
  
  Add the missing tax condition type to the calculation schema.
  Assign the correct calculation schema to the document type.
  Correct any inconsistencies in tax condition types or pricing procedures.
  
  
  
  Testing:
  
  After changes, test the document creation or processing again to confirm the error is resolved.
  
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  V/08 - Pricing Procedure determination
  V/06 - Condition Types
  FTXP - Tax Condition Types
  OBQ1 - Assign Tax Procedure to Country
  OVK1 - Assign Pricing Procedure to Sales Document Type
  
  
  
  SAP Notes:
  
  Check SAP Notes related to tax condition types and pricing procedures if the problem persists.
  
  
  
  Modules Involved:
  
  SD (Sales and Distribution)
  FI (Financial Accounting)
  MM (Materials Management) if tax is determined in purchasing documents
  
  
  
  
  Summary:
  The WS288 error indicates a mismatch between the tax condition type and the calculation schema assigned to the document. The fix involves ensuring that the tax condition type is correctly included in the calculation schema used by the document type, and that all related configuration is consistent.
  
  If you provide the exact document type and tax condition type values, I can help you with more specific steps.