Fatal error: Uncaught Error: Interface "Composer\Plugin\PluginInterface" not found in /var/www/usonboard.com/vendor/tbachert/spi/src/Composer/Plugin.php:34
Stack trace:
#0 {main}
thrown in /var/www/usonboard.com/vendor/tbachert/spi/src/Composer/Plugin.php on line 34