Refused to execute script

Refused to execute script from ‘http:/…1080/mediawiki-server/load.php?lang=en&modules=startup&only=scripts&raw=1&skin=vector’ because its MIME type (‘text/html’) is not executable, and strict MIME type checking is enabled.

I am seeing this error in the console, for further, I enable the debug mode and visit the link it shows me this error, right now Cognitive Process Designer diagram isn’t shows, the loading icon continuously appearing over the page.

[62c7061bdcc4a3cb3550d53d] /mediawiki-server/load.php?lang=en&modules=startup&only=scripts&raw=1&skin=vector Error: Class ‘MWStake\MediaWiki\Component\ManifestRegistry\ManifestAttributeBasedRegistry’ not found

Backtrace:

from /var/www/html/mediawiki-server/extensions/CognitiveProcessDesigner/src/CpdInspectorPluginModules.php(13)

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The error message looks like there is a dependency missing.
Please make sure to install Extension:CognitiveProcessDesigner using composer as explained here: Composer/For extensions - MediaWiki