Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
Autoload error Vendor autoload is not found. Please run ‘composer install’ under application root directory.
both link given error
you need to run ssh access 'composer install’ may be not available on shared hosting.