How To Fix T0118 - Transaction already exists

T0118 - Overview

• Message type: E = Error

• Message class: T0 - General Treasury

• Message number: 118

• Message text: Transaction already exists

What causes this issue?

A transaction already exists in the system with the transaction number
you have selected.

How to fix this error?

Use a different transaction number.

Error message extract from SAP system. Copyright SAP SE.

T0118 - Details

• The SAP error message T0118, which states "Transaction already exists," typically occurs when there is an attempt to create or process a transaction that is already present in the system. This can happen in various contexts, such as during the posting of financial documents, creating sales orders, or other transactional processes.
  Causes:
  
  Duplicate Entry: The most common cause is that the transaction you are trying to create already exists in the system. This could be due to a previous entry that was not properly cleared or deleted.
  Concurrency Issues: If multiple users are trying to create the same transaction simultaneously, it may lead to this error.
  System Configuration: Certain configurations or customizations in the SAP system may lead to this error if they enforce unique constraints on transactions.
  Data Integrity Issues: Corrupted or inconsistent data in the database can also lead to this error.
  
  Solutions:
  
  Check for Existing Transactions: Before creating a new transaction, check if the