Fatal error: Uncaught Error: Interface 'Composer\Plugin\PluginInterface' not found in /home/flexinettek/public_html/vendor/kylekatarnls/update-helper/src/UpdateHelper/ComposerPlugin.php:11
Stack trace:
#0 {main}
thrown in /home/flexinettek/public_html/vendor/kylekatarnls/update-helper/src/UpdateHelper/ComposerPlugin.php on line 11