How To Fix FKKINV347 - &1 is not a valid value for selecting open items

FKKINV347 - Overview

• Message type: E = Error

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

• Message number: 347

• Message text: &1 is not a valid value for selecting open items

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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FKKINV347 - Details

• The SAP error message FKKINV347 indicates that the value you are trying to use for selecting open items is not valid. This error typically occurs in the context of the SAP Convergent Charging or Contract Accounts Receivable and Payable (FI-CA) module when dealing with invoice processing or open item management.
  
  Cause:
  
  Invalid Input Value: The value you are entering for the selection criteria (like a specific account number, document number, or other identifiers) does not exist or is not recognized by the system.
  Data Consistency Issues: There may be inconsistencies in the data, such as missing entries or incorrect configurations in the master data.
  Authorization Issues: The user may not have the necessary authorizations to access the specified open items.
  Configuration Errors: There could be issues with the configuration settings in the FI-CA module that affect how open items are selected.
  
  
  Solution:
  
  Check Input Values: Verify that the value you are entering is correct and exists in