Script php artisan clear-compiled handling the pre-update-cmd event returned with an error
[RuntimeException]

Error Output: PHP Warning: require(/var/www/html/bootstrap/../vendor/autoload.php): failed to open stream: No such file or directory in /var/www/html/bootstrap/autoload.php on line 17
PHP Fatal error: require(): Failed opening required '/var/www/html/bootstrap/../vendor/autoload.php' (include_path='.:/usr/share/php:/usr/share/pear') in /var/www/html/bootstrap/autoload.php on line 17

install [--prefer-source] [--prefer-dist] [--dry-run] [--dev] [--no-dev] [--no-custom-installers] [--no-autoloader] [--no-scripts] [--no-progress] [-v|vv|vvv|--verbose] [-o|--optimize-autoloader] [-a|--classmap-authoritative] [--ignore-platform-reqs] [--] []...

Script composer install --ansi --no-dev handling the setup event returned with an error

[RuntimeException]
Error Output: Running composer as root/super user is highly discouraged as packa
ges, plugins and scripts cannot always be trusted

php artisan clear-compiled
Script php artisan clear-compiled handling the pre-update-cmd event returned wit
h an error
[RuntimeException]


Error Output: PHP Warning:  require(/var/www/html/bootstrap/../vendor/autoload
.php): failed to open stream: No such file or directory in /var/www/html/bootstrap/autol
oad.php on line 17
PHP Fatal error: require(): Failed opening required '/var/www/html/bootstrap/
../vendor/autoload.php' (include_path='.:/usr/share/php:/usr/share/pear') in /var/www/ht
ml/bootstrap/autoload.php on line 17

install [--prefer-source] [--prefer-dist] [--dry-run] [--dev] [--no-dev] [--no-cust
om-installers] [--no-autoloader] [--no-scripts] [--no-progress] [-v|vv|vvv|--verbose] [-
o|--optimize-autoloader] [-a|--classmap-authoritative] [--ignore-platform-reqs] [--] [
39m]...

setup [--dev] [--no-dev] [--] []...