How To Fix AM138 - No valid name prefixes maintained

SAP Error Message - Details

• Message type: E = Error

• Message class: AM - Business Address Services

• Message number: 138

• Message text: No valid name prefixes maintained

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message AM138 - No valid name prefixes maintained ?

  The SAP error message AM138 "No valid name prefixes maintained" typically occurs in the Asset Accounting (FI-AA) module when you are trying to create or manage asset master records, and the system cannot find a valid name prefix for the asset.
  Cause:
  The error is usually caused by one of the following reasons:
  
  Missing Name Prefixes: The system does not have any valid name prefixes defined for the asset class you are trying to use.
  Configuration Issues: The configuration settings for the asset class may not have been properly maintained.
  User Authorization: The user may not have the necessary authorizations to access or create the asset with the specified prefix.
  
  Solution:
  To resolve the AM138 error, you can follow these steps:
  
  
  Check Name Prefix Configuration:
  
  Go to the transaction code OAOA (or navigate through the menu: Accounting > Financial Accounting > Asset Accounting > Master Data > Asset > Define Name Prefixes).
  Ensure that valid name prefixes are defined for the relevant asset classes. If not, you will need to create them.
  
  
  
  Maintain Asset Class Settings:
  
  Use transaction code OAOA to check the settings for the asset class you are working with.
  Ensure that the asset class is properly configured to allow for the creation of assets with the required prefixes.
  
  
  
  User Authorizations:
  
  Check if the user has the necessary authorizations to create or modify asset records. This can be done by reviewing the user's roles and authorizations in the system.
  
  
  
  Testing:
  
  After making the necessary changes, try to create or modify the asset again to see if the error persists.
  
  
  
  Related Information:
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  OAOA: Define Name Prefixes
  AS01: Create Asset
  AS02: Change Asset
  AS03: Display Asset
  
  
  
  Documentation: Refer to SAP documentation or help files for more detailed information on Asset Accounting configuration and management.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  
  By following these steps, you should be able to resolve the AM138 error and successfully manage your asset records in SAP.