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

WS288 - Overview

• 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.

WS288 - Details

• 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