How To Fix FKKINV194 - --> Error from check of posting document '&1'

FKKINV194 - Overview

• Message type: E = Error

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

• Message number: 194

• Message text: --> Error from check of posting document '&1'

trados = fi

What causes this issue?

During the check/supplement of the posting document of
<DS:DE.CADOCTYPE_KK>reference document type</> '&V1&' (&V2&) an error
was identified that led to the termination of processing of the
invoicing unit.
The error is described in the highlighted lines of the log.
The creating <DS:DE.INV_FUNCTION_KK>invoicing function</> of the posting
document is '&V3&'.

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.

FKKINV194 - Details

• The SAP error message FKKINV194 typically indicates an issue with the posting document in the context of contract accounts receivable and payable (FI-CA). This error can arise during various processes, such as invoice processing or posting transactions, and it usually points to a problem with the data or configuration related to the posting document.
  
  Cause:
  The error message FKKINV194 can be triggered by several factors, including:
  
  Data Inconsistencies: There may be inconsistencies in the data of the posting document, such as missing or incorrect information.
  
  Configuration Issues: The configuration settings for the contract accounts or the posting document type may not be set up correctly.
  Authorization Problems: The user may not have the necessary authorizations to process the posting document.
  Document Status: The posting document may be in a status that does not allow further processing (e.g., already posted, blocked, etc.).
  Missing Master Data: Required master data (like customer/vendor accounts) may be missing or incorrectly maintained.
  
  
  Solution:
  To resolve