How To Fix FKKINV305 - Grouping of source data &1 is inconsistent

FKKINV305 - Overview

• Message type: E = Error

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

• Message number: 305

• Message text: Grouping of source data &1 is inconsistent

What causes this issue?

The <DS:DE.SRC_GROUP_KK>grouping of source data</> is inconsistent for
one of the following reasons:
You are using grouping of source data in one of the items of the billing
document. However, there are no source data items for this grouping.
You are using grouping of source data in one of the source data items of
the billing document. However, this grouping is not used in any document
item.

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 FKKINV305 - Grouping of source data &1 is inconsistent ?

  The SAP error message FKKINV305, which states "Grouping of source data &1 is inconsistent," typically occurs in the context of the Contract Accounts Receivable and Payable (FI-CA) module. This error indicates that there is an inconsistency in the grouping of source data, which can affect the processing of invoices or other financial documents.
  
  Cause:
  The inconsistency can arise from several factors, including:
  
  Data Integrity Issues: There may be discrepancies in the data that is being processed, such as missing or incorrect entries in the relevant tables.
  Configuration Errors: Incorrect configuration settings in the FI-CA module can lead to issues with how data is grouped and processed.
  Inconsistent Document Types: If the document types or categories being processed do not match the expected grouping criteria, this error can occur.
  Custom Developments: If there are custom programs or enhancements that manipulate the data, they may not be handling the grouping correctly.
  
  
  Solution:
  To resolve the FKKINV305 error, you can take