Fatal error: Uncaught Error: Call to undefined function putenv() in /dd/boyou-backend/thinkphp/base.php:50 Stack trace: #0 /dd/boyou-backend/thinkphp/start.php(16): require() #1 /dd/boyou-backend/public/index.php(23): require('...') #2 {main} thrown in /dd/boyou-backend/thinkphp/base.php on line 50