Fatal error: Uncaught Error: Class "yii\base\Widget" not found in /home/tandomain/projects.codersinsight.co.tz/hrsystem/vendor/2amigos/yii2-highcharts-widget/src/HighCharts.php:22 Stack trace: #0 {main} thrown in /home/tandomain/projects.codersinsight.co.tz/hrsystem/vendor/2amigos/yii2-highcharts-widget/src/HighCharts.php on line 22