How To Fix FKKINV084 - Grouping of tax items &1 is inconsistent

FKKINV084 - Overview

• Message type: E = Error

• Message class: FKKINV - Invoicing in Contract Accounts Receivable and Payable

• Message number: 084

• Message text: Grouping of tax items &1 is inconsistent

trados = fi

What causes this issue?

The <DS:DE.TAX_GROUP_KK>grouping of tax items</> is not consistent for
the billing document with <DS:DE.REFDOCNO_KK>reference document number
</> from <DS:DE.LOGSYS>logical system</> for one of the following
reasons:
With this grouping there are billing document items that belong to
different <DS:DE.BUKRS>company codes</>. This is not permitted.
With this grouping, there are billing document items where different
<DS:DE.EXT_TAX_ID_KK>external tax codes</> are used. This is not
permitted.
With this grouping, there are billing document items that are partially
<DS:DE.ITEM_SIMULATED_KK>simulated</> and partially not simulated. This
is not permitted.

System Response

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

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FKKINV084 - Grouping of tax items &1 is inconsistent ?

  The SAP error message FKKINV084, which states "Grouping of tax items &1 is inconsistent," typically occurs in the context of invoicing and tax processing within the SAP system, particularly in the area of contract accounts receivable and payable (FI-CA). This error indicates that there is an inconsistency in the way tax items are grouped in the invoice or document being processed.
  
  Cause:
  
  
  Inconsistent Tax Grouping: The error usually arises when the tax items in an invoice do not match the expected grouping defined in the system. This can happen if:
  
  Different tax codes are used for items that should be grouped together.
  The tax rates or tax categories are inconsistent across the items.
  There are discrepancies in the tax calculation logic or configuration.
  
  
  
  
  Configuration Issues: Incorrect configuration in the tax settings or in the FI-CA module can lead to this error. This includes settings related to tax codes, tax categories, or tax determination rules.
  
  
  Data Entry Errors: