How To Fix /UI5/APP_DESCRIPTOR000 - App ID given (sap.app/id '&1') is not valid

/UI5/APP_DESCRIPTOR000 - Overview

• Message type: E = Error

• Message class: /UI5/APP_DESCRIPTOR -

• Message number: 000

• Message text: App ID given (sap.app/id '&1') is not valid

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.

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/UI5/APP_DESCRIPTOR000 - Details

• The SAP error message /UI5/APP_DESCRIPTOR000 App ID given (sap.app/id '&1') is not valid typically indicates that there is an issue with the application ID specified in the application's descriptor file (manifest.json). This error can occur in SAPUI5 applications when the application ID does not conform to the expected format or is not registered correctly in the SAP system.
  
  Cause:
  
  
  Invalid App ID Format: The application ID specified in the manifest.json file may not follow the required naming conventions. The ID should typically be in the format of a reverse domain name (e.g., com.example.app).
  
  
  Missing Registration: The application ID may not be registered in the SAP system or the relevant application repository.
  
  
  Typographical Errors: There may be a typo in the application ID specified in the manifest.json file.
  
  
  Namespace Issues: The application ID may be using a namespace that is not recognized or is not properly defined in the system.
  
  
  
  Solution:
  
  
  Check the App ID Format: Ensure that