Warning: require(D:\xampp\htdocs\html5games\vendor\guzzlehttp\psr7\tests/../vendor/autoload.php): failed to open stream: No such file or directory in D:\xampp\htdocs\html5games\vendor\guzzlehttp\psr7\tests\bootstrap.php on line 4

Fatal error: require(): Failed opening required 'D:\xampp\htdocs\html5games\vendor\guzzlehttp\psr7\tests/../vendor/autoload.php' (include_path='D:\xampp\php\PEAR') in D:\xampp\htdocs\html5games\vendor\guzzlehttp\psr7\tests\bootstrap.php on line 4