How To Fix AXT_MODEL017 - Enhancement type &1 is not reusable

SAP Error Message - Details

• Message type: E = Error

• Message class: AXT_MODEL -

• Message number: 017

• Message text: Enhancement type &1 is not reusable

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message AXT_MODEL017 - Enhancement type &1 is not reusable ?

  The SAP error message AXT_MODEL017, which states "Enhancement type &1 is not reusable," typically occurs in the context of SAP's enhancement framework, particularly when dealing with Business Add-Ins (BAdIs) or enhancement spots. This error indicates that the enhancement type you are trying to use is defined as non-reusable, which means it cannot be used in the context you are attempting.
  Cause:
  
  Non-Reusable Enhancement Type: The enhancement type you are trying to implement or use is marked as non-reusable. This means it is designed for a specific use case and cannot be reused in other contexts or by other implementations.
  Incorrect Implementation: You may be trying to implement an enhancement in a way that is not supported by the system due to the restrictions placed on that enhancement type.
  Configuration Issues: There may be configuration settings in the enhancement framework that are preventing the enhancement from being reused.
  
  Solution:
  
  Check Enhancement Type: Review the definition of the enhancement type in the SAP system. You can do this by navigating to the relevant transaction (e.g., SE18 for BAdIs) and checking the properties of the enhancement type.
  Use a Different Enhancement: If the enhancement type is indeed non-reusable, consider using a different enhancement type that is marked as reusable or suitable for your needs.
  Modify Implementation: If you have control over the enhancement type, you may consider modifying its properties to make it reusable, if that aligns with your business requirements and is permissible within your organization's policies.
  Consult Documentation: Refer to SAP documentation or notes related to the specific enhancement type for additional guidance on its intended use and limitations.
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if this is impacting critical business processes.
  
  Related Information:
  
  Enhancement Framework: Familiarize yourself with the SAP enhancement framework, which allows for the extension of standard SAP applications without modifying the original code.
  BAdIs: Understand the difference between reusable and non-reusable BAdIs. Reusable BAdIs can be implemented multiple times, while non-reusable BAdIs can only be implemented once.
  Transaction Codes: Use transaction codes like SE18 (for BAdI definitions) and SE19 (for BAdI implementations) to manage enhancements.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues or provide updates related to the enhancement framework.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.