Fatal error: Uncaught Error: Call to undefined function proc_open() in /home/mzhhxeke/vendor/sebastian/version/src/Version.php:66 Stack trace: #0 /home/mzhhxeke/vendor/sebastian/version/src/Version.php(45): SebastianBergmann\Version->getGitInformation('/home/mzhhxeke/...') #1 /home/mzhhxeke/vendor/sebastian/version/src/Version.php(29): SebastianBergmann\Version->generate('10.5.10', '/home/mzhhxeke/...') #2 /home/mzhhxeke/vendor/phpunit/phpunit/src/Runner/Version.php(37): SebastianBergmann\Version->__construct('10.5.10', '/home/mzhhxeke/...') #3 /home/mzhhxeke/vendor/phpunit/phpunit/src/Runner/Version.php(45): PHPUnit\Runner\Version::id() #4 /home/mzhhxeke/vendor/nunomaduro/collision/src/Adapters/Phpunit/Autoload.php(10): PHPUnit\Runner\Version::series() #5 /home/mzhhxeke/vendor/composer/autoload_real.php(41): require('/home/mzhhxeke/...') #6 /home/mzhhxeke/vendor/composer/autoload_real.php(45): {closure}('a1cfe24d14977df...', '/home/mzhhxeke/...') #7 /home/mzhhxeke/vendor/autoload.php(25): ComposerAutoloaderInit5d10f6d77862654f2b87eeab9700bca2::getLoader() #8 /home/mzhhxeke/public_html/index.php(34): require('/home/mzhhxeke/...') #9 {main} thrown in /home/mzhhxeke/vendor/sebastian/version/src/Version.php on line 66