How To Fix MDS_CTRL_CONTROLLER003 - No class for the combination '&1' and '&2' in Customizing

SAP Error Message - Details

• Message type: E = Error

• Message class: MDS_CTRL_CONTROLLER - Controller-Defined Message Class

• Message number: 003

• Message text: No class for the combination '&1' and '&2' in Customizing

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDS_CTRL_CONTROLLER003 - No class for the combination '&1' and '&2' in Customizing ?

  The SAP error message MDS_CTRL_CONTROLLER003 indicates that there is no class defined for the specified combination of parameters in the Customizing settings. This error typically arises in the context of Master Data Governance (MDG) or when working with the Master Data Services (MDS) in SAP.
  Cause:
  The error is usually caused by one of the following issues:
  
  Missing Customizing Entries: The required class for the specified combination of parameters (like data model, entity type, etc.) has not been defined in the Customizing settings.
  Incorrect Configuration: There may be a misconfiguration in the settings where the system is looking for a class that does not exist or is incorrectly specified.
  Transport Issues: If the configuration was transported from another system, it might not have been transported correctly, leading to missing entries.
  
  Solution:
  To resolve the error, you can follow these steps:
  
  
  Check Customizing Settings:
  
  Go to the Customizing transaction (SPRO) and navigate to the relevant area where the classes are defined.
  Verify that the class for the specified combination of parameters exists. If it does not, you will need to create it.
  
  
  
  Create or Adjust Class:
  
  If the class is missing, create a new class in the Customizing settings that corresponds to the required combination.
  Ensure that all necessary attributes and settings are correctly defined.
  
  
  
  Review Transport Requests:
  
  If the issue arose after a transport, check the transport request to ensure that all necessary objects were included and correctly imported into the target system.
  
  
  
  Check for Dependencies:
  
  Sometimes, classes may depend on other configurations or classes. Ensure that all dependencies are satisfied.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific module you are working with for any additional guidance or known issues.
  
  
  
  Testing:
  
  After making the necessary changes, test the configuration to ensure that the error no longer occurs.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like SPRO for Customizing, SE11 for Data Dictionary, or SE80 for Object Navigator to check and modify the relevant settings.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Community Forums: SAP Community and other forums can be helpful for finding similar issues and solutions shared by other users.
  
  If the problem persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.