How To Fix OXT_MISC320 - Business object &1 has no extension type &2

SAP Error Message - Details

• Message type: E = Error

• Message class: OXT_MISC - Messages for OXT: Miscellaneous

• Message number: 320

• Message text: Business object &1 has no extension type &2

What causes this issue?

You have selected a combination of business object and enhancement type
that is not allowed.

System Response

The enhancement cannot be created with this combination.

How to fix this error?

Use the input help to check your combination.

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 OXT_MISC320 - Business object &1 has no extension type &2 ?

  The SAP error message OXT_MISC320 indicates that a business object (BO) specified in the system does not have an associated extension type. This typically occurs in the context of SAP Business Workflow or SAP Business Object Management, where the system is trying to access or manipulate a business object that has not been properly defined or configured.
  Cause:
  
  Missing Extension Type: The business object you are trying to use does not have an extension type defined in the system. This could be due to a configuration error or an incomplete setup.
  Incorrect Configuration: The business object may not have been properly configured in the SAP system, leading to the absence of the required extension type.
  Transport Issues: If the business object was transported from another system, the transport might not have included all necessary components, including the extension type.
  Version Mismatch: There may be a version mismatch between the business object and the extension type, especially if the system has been upgraded or patched.
  
  Solution:
  
  
  Check Business Object Configuration: 
  
  Go to the transaction code SWO1 (Business Object Builder) and check the configuration of the business object in question. Ensure that the extension type is defined and correctly linked to the business object.
  
  
  
  Define Extension Type:
  
  If the extension type is missing, you may need to create it. This can be done in the Business Object Builder by defining the necessary attributes and methods for the extension type.
  
  
  
  Transport Request:
  
  If the business object was transported, check the transport request to ensure that all necessary components were included. If not, you may need to re-transport the missing components.
  
  
  
  Check for Updates:
  
  Ensure that your SAP system is up to date with the latest patches and updates, as this may resolve compatibility issues.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific business object and extension type for any additional configuration steps or known issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above steps, consider reaching out to SAP support for further assistance, providing them with the error message and context.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  SWO1: Business Object Builder
  SWO2: Business Object Repository
  SWI1: Work Item Selection
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the SAP Help Portal for documentation on Business Object Management and Workflow configuration.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.