How To Fix UAS017 - Only one of this type can exist per data basis

SAP Error Message - Details

• Message type: E = Error

• Message class: UAS -

• Message number: 017

• Message text: Only one of this type can exist per data basis

What causes this issue?

Each data basis can contain only one model version, one posting level,
one context, and one link type.

System Response

Type was not created.

How to fix this error?

In order to create a new type, you need to delete the old type first.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UAS017 - Only one of this type can exist per data basis ?

  The SAP error message UAS017 ("Only one of this type can exist per data basis") typically occurs in the context of SAP's Asset Accounting (FI-AA) module. This error indicates that there is an attempt to create or modify an asset master record or a related object that is not allowed because there is already an existing record of that type for the specified data basis.
  Cause:
  
  Duplicate Asset Master Record: The most common cause is that there is already an asset master record of the same type (e.g., asset class) for the specified data basis (e.g., company code, fiscal year).
  Configuration Issues: There may be configuration settings in the asset accounting module that restrict the creation of multiple records of the same type.
  Data Integrity Constraints: The system enforces data integrity rules that prevent the creation of duplicate entries.
  
  Solution:
  
  
  Check Existing Records: 
  
  Use transaction codes like AS03 (Display Asset) to check if an asset with the same characteristics already exists.
  Review the asset class and data basis to ensure that you are not trying to create a duplicate.
  
  
  
  Modify Existing Record: 
  
  If a record already exists and you need to make changes, consider modifying the existing asset instead of creating a new one.
  
  
  
  Review Configuration: 
  
  If you believe that the configuration settings are too restrictive, consult with your SAP configuration team to review the settings related to asset master records and data basis.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or help resources for specific guidelines on asset master record creation and the constraints that apply.
  
  
  
  Error Logs: 
  
  Check the system logs or error logs for additional details that might provide more context about the error.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as AS01 (Create Asset), AS02 (Change Asset), and AS03 (Display Asset).
  Asset Classes: Understand the asset classes and their configurations, as they play a crucial role in asset management.
  SAP Notes: Search for SAP Notes related to UAS017 for any patches or updates that might address this issue.
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to create or modify asset records.
  
  If the issue persists after following these steps, it may be beneficial to reach out to your SAP support team or consult with an SAP expert for further assistance.