How To Fix /UI5/APP_API021 - SAPUI5 library/component &1 used in application &2 does not exist

/UI5/APP_API021 - Overview

• Message type: E = Error

• Message class: /UI5/APP_API -

• Message number: 021

• Message text: SAPUI5 library/component &1 used in application &2 does not exist

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_API021 - Details

• The SAP error message /UI5/APP_API021 indicates that a specific SAPUI5 library or component that is referenced in an application does not exist or cannot be found. This error typically arises during the development or execution of an SAPUI5 application when the framework is unable to locate the specified library or component.
  
  Cause:
  
  Incorrect Library/Component Name: The name of the library or component specified in the application might be misspelled or incorrectly referenced.
  Library Not Loaded: The required library or component may not be included in the application’s configuration or manifest file.
  Version Mismatch: The application may be trying to use a library or component that is not available in the version of SAPUI5 being used.
  Deployment Issues: If the application is deployed on a server, the necessary libraries may not have been deployed correctly.
  Network Issues: If the application is trying to load libraries from a remote source, network issues may prevent access to those libraries.
  
  
  Solution:
  
  Check