How To Fix /UI5/APP_API146 - App index not updated, 'manifest' file could not be found in app &1

/UI5/APP_API146 - Overview

• Message type: E = Error

• Message class: /UI5/APP_API -

• Message number: 146

• Message text: App index not updated, 'manifest' file could not be found in app &1

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_API146 - Details

• The SAP error message /UI5/APP_API146 App index not updated, 'manifest' file could not be found in app &1 typically indicates that the SAP Fiori application you are trying to access is missing its manifest.json file, which is crucial for the application to function correctly. The manifest.json file contains metadata about the application, including its configuration, dependencies, and routing information.
  
  Cause:
  
  Missing manifest.json File: The most common cause of this error is that the manifest.json file is either missing or not located in the expected directory of the application.
  Incorrect Path: The application might be deployed in a way that the system cannot find the manifest.json file due to incorrect paths or naming conventions.
  Deployment Issues: There may have been issues during the deployment of the application, leading to incomplete or corrupted files.
  Transport Issues: If the application was transported from one system to another (e.g., from development to production), the manifest.json file may not have