How To Fix L1454 - Hazardous material & exists already

L1454 - Overview

• Message type: E = Error

• Message class: L1 - Message handling for WM master data

• Message number: 454

• Message text: Hazardous material & exists already

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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.

Unfortunately, there isn't any extra information in this error notice.

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L1454 - Details

• The SAP error message L1454, which states "Hazardous material & exists already," typically occurs when you attempt to create or modify a hazardous material record in SAP, but a record with the same identifier already exists in the system. This can happen in various modules, particularly in materials management (MM) or product safety (EHS).
  
  Cause:
  
  Duplicate Entry: The most common cause is that the hazardous material you are trying to create already exists in the system with the same material number or identifier.
  Incorrect Data Entry: There may be a mistake in the data entry process, such as using the wrong material number or not checking for existing records.
  Data Migration Issues: If data was migrated from another system, duplicates may have been created during the migration process.
  
  
  Solution:
  
  Check Existing Records: Before creating a new hazardous material record, search for existing records using the material number or other identifiers. You can use transaction codes like