How To Fix OL655 - Freezing of API methods is possible only in the original object type

OL655 - Overview

• Message type: E = Error

• Message class: OL - Workflow object types: Run-time system

• Message number: 655

• Message text: Freezing of API methods is possible only in the original object type

What causes this issue?

You tried to freeze an API method which was inherited from another
object type. However, interfaces can only be frozen in the original
object type.

System Response

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

How to fix this error?

You should freeze the interface in the original object type.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message OL655 - Freezing of API methods is possible only in the original object type ?

  The SAP error message OL655, which states "Freezing of API methods is possible only in the original object type," typically occurs in the context of using the Object Services API in SAP, particularly when dealing with Business Object Processing (BOPF) or similar frameworks.
  
  Cause:
  This error generally arises when there is an attempt to freeze (or lock) an API method on an object that is not of the original type. In SAP, freezing an API method is a way to prevent further changes to the object state, and it is only allowed on the original object type. If you try to freeze a method on a derived or modified object type, the system will raise this error.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Object Type: Ensure that you are working with the original object type when attempting to freeze the API method. You can do this by verifying the