Warning: require_once(/home/app/htdocs/lidia/vendor/wildbit/postmark-php/tests/../vendor/autoload.php): failed to open stream: No such file or directory in /home/app/htdocs/lidia/vendor/wildbit/postmark-php/tests/PostmarkClientBaseTest.php on line 5

Fatal error: require_once(): Failed opening required '/home/app/htdocs/lidia/vendor/wildbit/postmark-php/tests/../vendor/autoload.php' (include_path='.:/usr/local/lib/php') in /home/app/htdocs/lidia/vendor/wildbit/postmark-php/tests/PostmarkClientBaseTest.php on line 5