/IBX/UIF010 - Controller class &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: /IBX/UIF -

• Message number: 010

• Message text: Controller class &1 does not exist

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.

AnswerBot

• What is the cause and solution for SAP error message /IBX/UIF010 - Controller class &1 does not exist ?

  The SAP error message /IBX/UIF010 Controller class &1 does not exist typically indicates that the system is unable to find a specific controller class that is required for the User Interface Framework (UIF) in SAP. This error can occur in various scenarios, particularly when working with custom applications or enhancements in the SAP environment.
  Cause:
  
  Missing Class: The specified controller class does not exist in the system. This could be due to a missing transport or an incomplete installation.
  Incorrect Configuration: The configuration settings may point to a non-existent or incorrectly named controller class.
  Namespace Issues: The class might be in a different namespace that is not accessible or not properly defined in the system.
  Authorization Issues: The user may not have the necessary authorizations to access the class.
  Development Errors: If the class was recently developed or modified, it may not have been activated or saved properly.
  
  Solution:
  
  Check Class Existence: Use transaction SE80 or SE24 to check if the controller class exists in the system. If it does not exist, you may need to create it or transport it from another system.
  Verify Configuration: Review the configuration settings in the relevant customizing transactions to ensure that the correct controller class is specified.
  Namespace Check: Ensure that the class is in the correct namespace and that the namespace is properly defined in your system.
  Authorization Check: Verify that the user has the necessary authorizations to access the controller class. You can check this using transaction SU53 or SUIM.
  Activate Class: If the class exists but is not activated, activate it in transaction SE80 or SE24.
  Transport Requests: If the class is part of a transport request, ensure that the transport has been imported successfully into the target system.
  Debugging: If the issue persists, consider debugging the application to trace where the error is occurring and gather more context.
  
  Related Information:
  
  Transaction Codes: SE80 (Object Navigator), SE24 (Class Builder), SU53 (Authorization Check), SUIM (User Information System).
  Documentation: Check SAP Help Portal or SAP Notes related to the specific UIF framework you are using for additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem continues after following these steps, it may be beneficial to consult with your SAP Basis or development team for further assistance.