Fatal error: Uncaught Error: Class 'kartik\base\InputWidget' not found in /mnt/www/law_firm/crm/vendor/kartik-v/yii2-widget-fileinput/src/FileInput.php:31 Stack trace: #0 {main} thrown in /mnt/www/law_firm/crm/vendor/kartik-v/yii2-widget-fileinput/src/FileInput.php on line 31