Fatal error: Uncaught Error: Class "Symfony\Component\Console\Application" not found in C:\mywamp\sites\allsite\calcomposer\vendor\psy\psysh\src\Shell.php:47 Stack trace: #0 {main} thrown in C:\mywamp\sites\allsite\calcomposer\vendor\psy\psysh\src\Shell.php on line 47