How To Fix EDEREG_INV118 - External transaction '&2' is assigned to internal transaction '4500'

EDEREG_INV118 - Overview

• Message type: E = Error

• Message class: EDEREG_INV - Error Messages for Payment Management in a Deregulated Env.

• Message number: 118

• Message text: External transaction '&2' is assigned to internal transaction '4500'

What causes this issue?

Main transaction &V1& was determined for a bill line item. However, the
external main transaction &V2& is allocated to internal main transaction
'4500'.

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?

Check the function module used to determine the transactions.

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 EDEREG_INV118 - External transaction '&2' is assigned to internal transaction '4500' ?

  The SAP error message EDEREG_INV118 indicates that there is a mismatch between an external transaction and an internal transaction in the context of electronic data interchange (EDI) or electronic invoicing. Specifically, it suggests that the external transaction code (represented by &2) is incorrectly assigned to the internal transaction code '4500'.
  
  Cause:
  
  
  Configuration Issues: The external transaction code may not be properly mapped to the internal transaction code in the system configuration.
  Data Entry Errors: There may be a mistake in the data entry where the external transaction code is incorrectly assigned.
  Master Data Issues: The master data for the transaction may not be set up correctly, leading to mismatches.
  Versioning Problems: If there are multiple versions of the transaction codes, the system may be referencing an outdated or incorrect version.
  
  
  Solution:
  
  
  Check Configuration:
  
  Go to the configuration settings for EDI or electronic invoicing in SAP.
  Verify the mapping between external and internal transaction codes. Ensure that the external transaction