Warning: require(bigcommerce-api-php-master/bigcommerce.php): failed to open stream: No such file or directory in /home/hosted/public_html/demo/test_big.php on line 3

Warning: require(bigcommerce-api-php-master/bigcommerce.php): failed to open stream: No such file or directory in /home/hosted/public_html/demo/test_big.php on line 3

Fatal error: require(): Failed opening required 'bigcommerce-api-php-master/bigcommerce.php' (include_path='.:/opt/php54/lib/php') in /home/hosted/public_html/demo/test_big.php on line 3