How To Fix SO2_TOOL150 - Assign a controller class to the controller &

SAP Error Message - Details

• Message type: E = Error

• Message class: SO2_TOOL - Messages for OXYGEN Page Editor

• Message number: 150

• Message text: Assign a controller class to the controller &

What causes this issue?

You have not entered a controller class for the controller &V1&.

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?

Implement the controller in an ABAP Objects class. This class must be a
subclass of CL_BSP_CONTROLLER.
Enter this class as a controller class.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SO2_TOOL150 - Assign a controller class to the controller & ?

  The SAP error message SO2_TOOL150, which states "Assign a controller class to the controller &", typically occurs in the context of SAP UI5 or SAP Fiori applications when there is a missing or incorrectly configured controller for a view. This error indicates that the system is unable to find the appropriate controller class that should be associated with a specific view.
  
  Cause:
  
  Missing Controller: The controller class that is supposed to handle the logic for the view is not defined or is missing.
  Incorrect Naming: The naming convention for the controller class does not match the expected format. SAP UI5 expects a specific naming pattern for controllers.
  
  Configuration Issues: The configuration in the manifest file or the view definition may not correctly reference the controller.
  File Structure: The file structure of the application may not be set up correctly, leading to the controller not being found.
  
  
  Solution:
  
  
  Check Controller Definition:
  
  Ensure that the controller class is defined in