How To Fix WF_CONT066 - Class & is not a business class

SAP Error Message - Details

• Message type: E = Error

• Message class: WF_CONT - Workflow Container, Definition Time and Runtime

• Message number: 066

• Message text: Class & is not a business class

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message WF_CONT066 - Class & is not a business class ?

  The SAP error message:
  WF_CONT066 Class & is not a business class
  typically occurs in the context of SAP Workflow. Here's a detailed explanation of the cause, solution, and related information:
  
  Cause
  
  The error indicates that the specified class (represented by & in the message, which is a placeholder for the actual class name) is not defined as a Business Object class in the SAP system.
  In SAP Workflow, Business Objects are represented by classes that implement certain interfaces and are registered in the Business Object Repository (BOR).
  If a class is used in a workflow step or container but is not recognized as a Business Object class (i.e., it is not registered or does not implement the required interfaces), this error occurs.
  This can happen if:
  
  The class is a normal ABAP class but not a Business Object class.
  The Business Object is not properly created or registered in the BOR.
  There is a mismatch or typo in the class name used in the workflow definition.
  
  
  
  
  Solution
  
  
  Check the Class in the BOR:
  
  Go to transaction SWO1 (Business Object Builder).
  Enter the class name or Business Object name.
  Verify if the class is registered as a Business Object.
  If it is not registered, you need to create or register the Business Object properly.
  
  
  
  Create/Register the Business Object:
  
  If the class is a custom class that should be a Business Object, create a new Business Object in SWO1.
  Assign the class to the Business Object.
  Implement the necessary BOR interfaces (e.g., IF_BOR_INTERFACE).
  Generate the Business Object.
  
  
  
  Check Workflow Container and Steps:
  
  Verify that the workflow container elements or steps refer to the correct Business Object class.
  Correct any typos or incorrect references.
  
  
  
  Use the Correct Class:
  
  If you intended to use a standard Business Object, ensure you use the correct class name.
  If you are using a custom class, ensure it is properly developed and registered.
  
  
  
  Transport and System Consistency:
  
  If the Business Object was recently created or changed, ensure it is transported correctly to the system where the workflow runs.
  
  
  
  
  Related Information
  
  Transaction SWO1: Business Object Builder, used to create and maintain Business Objects.
  Interfaces: Business Object classes must implement BOR interfaces like IF_BOR_INTERFACE.
  Workflow Container: Workflow container elements must be linked to Business Object classes.
  SAP Note: Check for any SAP Notes related to BOR or workflow errors if the problem persists.
  Debugging: Use transaction SWI1 or SWI2_FREQ to analyze workflow logs and errors.
  
  
  Summary
  
  
  
  Aspect
  Details
  
  
  
  
  Error
  WF_CONT066 Class & is not a business class
  
  
  Cause
  The class used is not registered as a Business Object class in the BOR
  
  
  Solution
  Register the class as a Business Object in SWO1, implement required interfaces, correct workflow references
  
  
  Tools
  SWO1 (Business Object Builder), SWDD (Workflow Builder), SE24 (Class Builder)
  
  
  
  
  If you provide the actual class name or context, I can help you with more specific steps.