Fatal error: Uncaught Error: Class 'Composer\Installer\LibraryInstaller' not found in /home/elcmrenh/public_html/wp-content/plugins/clean-and-simple-contact-form-by-meg-nicholas/vendor/composer/installers/src/Composer/Installers/Installer.php:8 Stack trace: #0 {main} thrown in /home/elcmrenh/public_html/wp-content/plugins/clean-and-simple-contact-form-by-meg-nicholas/vendor/composer/installers/src/Composer/Installers/Installer.php on line 8