Warning: require(C:\Users\Administrator\Desktop\xamp\htdocs\sdk\guzzlehttp\psr7/vendor/autoload.php): Failed to open stream: No such file or directory in C:\Users\Administrator\Desktop\xamp\htdocs\sdk\guzzlehttp\psr7\tests\Integration\server.php on line 5

Fatal error: Uncaught Error: Failed opening required 'C:\Users\Administrator\Desktop\xamp\htdocs\sdk\guzzlehttp\psr7/vendor/autoload.php' (include_path='C:\Users\Administrator\Desktop\xamp\php\PEAR') in C:\Users\Administrator\Desktop\xamp\htdocs\sdk\guzzlehttp\psr7\tests\Integration\server.php:5 Stack trace: #0 {main} thrown in C:\Users\Administrator\Desktop\xamp\htdocs\sdk\guzzlehttp\psr7\tests\Integration\server.php on line 5