Fatal error: Uncaught Error: Class 'Symfony\Component\Process\ProcessBuilder' not found in /home/kingelearn/public_html/vendor/alchemy/binary-driver/tests/Alchemy/Tests/BinaryDriver/LTSProcessBuilder.php:10 Stack trace: #0 {main} thrown in /home/kingelearn/public_html/vendor/alchemy/binary-driver/tests/Alchemy/Tests/BinaryDriver/LTSProcessBuilder.php on line 10