How To Fix /UI5/MP_CA_UI5004 - Namespace of referenced descriptor or variant &1 could not be determined

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI5/MP_CA_UI5 -

• Message number: 004

• Message text: Namespace of referenced descriptor or variant &1 could not be determined

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 /UI5/MP_CA_UI5004 - Namespace of referenced descriptor or variant &1 could not be determined ?

  The SAP error message /UI5/MP_CA_UI5004 indicates that the system is unable to determine the namespace of a referenced descriptor or variant. This error typically occurs in the context of SAPUI5 applications, particularly when there are issues with the configuration or the resources being referenced.
  Cause:
  
  Missing or Incorrect Namespace: The namespace defined in the application descriptor (manifest.json) or in the component.js file may be missing or incorrectly specified.
  Resource Not Found: The application might be trying to reference a resource (like a view or controller) that does not exist or is not correctly defined in the project structure.
  Version Mismatch: There may be a version mismatch between the SAPUI5 libraries being used and the application code, leading to incompatibility issues.
  Deployment Issues: If the application has been recently deployed, there may be issues with the deployment process that have led to missing files or incorrect paths.
  
  Solution:
  
  
  Check Namespace Configuration:
  
  Open the manifest.json file and ensure that the sap.app.id and sap.app.namespace properties are correctly defined.
  Verify that the namespace matches the folder structure of your application.
  
  
  
  Verify Resource Paths:
  
  Ensure that all paths to views, controllers, and other resources are correct and that the files exist in the specified locations.
  Check for typos in the resource names or paths.
  
  
  
  Check for Missing Dependencies:
  
  Ensure that all required libraries and dependencies are included in the manifest.json under the sap.ui5 section.
  If you are using third-party libraries, make sure they are correctly referenced and available.
  
  
  
  Clear Cache:
  
  Clear the browser cache and refresh the application to ensure that you are not loading outdated resources.
  
  
  
  Check for Version Compatibility:
  
  Ensure that the version of SAPUI5 you are using is compatible with your application code. You can check the version in the manifest.json file under the sap.ui5 section.
  
  
  
  Deployment Verification:
  
  If the application was recently deployed, verify that the deployment was successful and that all files were uploaded correctly to the server.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAPUI5 documentation for guidelines on configuring namespaces and managing resources.
  SAP Community: Check the SAP Community forums for similar issues and solutions shared by other developers.
  Debugging Tools: Use browser developer tools to inspect network requests and console logs for additional error messages that may provide more context.
  
  By following these steps, you should be able to identify and resolve the issue causing the /UI5/MP_CA_UI5004 error message.