Warning: require(/var/www/vendor/guzzlehttp/promises/src/functions.php): failed to open stream: Cannot allocate memory in /var/www/vendor/guzzlehttp/promises/src/functions_include.php on line 5

Fatal error: require(): Failed opening required '/var/www/vendor/guzzlehttp/promises/src/functions.php' (include_path='.:/usr/local/lib/php') in /var/www/vendor/guzzlehttp/promises/src/functions_include.php on line 5