Fatal error: Uncaught Error: Class "Composer\Installers\BaseInstaller" not found in /home/tcalculu/pmtdemo.tcalculus.com/wp-cont/pmt.tcalculus.com/wp-content/pluginsent/plugins/woocommerce/vendor/composer/installers/src/Composer/Installers/AttogramInstaller.php:4 Stack trace: #0 {main} thrown in /home/tcalculu/pmtdemo.tcalculus.com/wp-cont/pmt.tcalculus.com/wp-content/pluginsent/plugins/woocommerce/vendor/composer/installers/src/Composer/Installers/AttogramInstaller.php on line 4