Solved: failed to open stream: No such file or directory in composer autoload_real.php in Magento 2

At times, you might have faced issues in Magento 2 that says: failed to open stream: no such file or directory in composer autoload_real.php in Magento 2. 

There might be some problem in retrieving or loading the composer data or might have missed certain modules at the time of installation of composer. This indicates that we need to load the data of the composer manually. 

In order to solve such error: failed to open stream: no such file or directory in composer autoload_real.php in Magento 2, you need to refer to the tutorial at: https://meetanshi.com/blog/solved-failed-to-open-stream-no-such-file-or-directory-in-composer-autoload-real-php-in-magento-2/