How To Fix /UI2/CDMFCC012 - Internal server error. Unknown exception &1 raised

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI2/CDMFCC -

• Message number: 012

• Message text: Internal server error. Unknown exception &1 raised

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 /UI2/CDMFCC012 - Internal server error. Unknown exception &1 raised ?

  The SAP error message /UI2/CDMFCC012 Internal server error. Unknown exception &1 raised typically indicates that there is an internal issue within the SAP system, often related to the SAP Fiori or UI5 applications. This error can arise from various underlying causes, including configuration issues, coding errors, or problems with the backend services.
  Possible Causes:
  
  Backend Service Issues: The OData service that the Fiori application is trying to access may be down or misconfigured.
  Authorization Problems: The user may not have the necessary authorizations to access the required data or services.
  Data Issues: There may be inconsistencies or unexpected data in the backend that the application cannot handle.
  Configuration Errors: Incorrect settings in the Fiori Launchpad or the application configuration can lead to this error.
  Code Errors: If there are custom developments or modifications, there may be bugs in the code that lead to exceptions being raised.
  
  Solutions:
  
  
  Check Backend Services:
  
  Ensure that the OData services are active and functioning correctly. You can check this using transaction code /IWFND/MAINT_SERVICE to see if the service is registered and active.
  Test the OData service directly in the browser or using tools like Postman to see if it returns the expected results.
  
  
  
  Review Authorization:
  
  Verify that the user has the necessary roles and authorizations to access the Fiori application and the underlying OData services.
  
  
  
  Analyze Logs:
  
  Use transaction codes like SLG1 (Application Log) or ST22 (Dump Analysis) to check for any runtime errors or dumps that provide more context about the exception.
  Check the SAP Gateway logs using transaction /IWFND/ERROR_LOG for any errors related to the OData service.
  
  
  
  Debugging:
  
  If you have access to the code, you can debug the application to identify where the exception is being raised. This may require development access.
  
  
  
  Check Configuration:
  
  Review the Fiori Launchpad configuration and ensure that all necessary parameters are set correctly.
  Ensure that the Fiori application is properly configured in the SAP system.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide patches or updates.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you cannot identify the cause, consider reaching out to SAP Support for assistance.
  
  
  
  Related Information:
  
  SAP Fiori and UI5 Documentation: Familiarize yourself with the official SAP documentation for Fiori and UI5, which can provide insights into common issues and best practices.
  Community Forums: Check SAP Community forums for similar issues reported by other users, as they may have found solutions or workarounds.
  
  By following these steps, you should be able to diagnose and resolve the /UI2/CDMFCC012 Internal server error. Unknown exception &1 raised error in your SAP environment.