Fatal error: Uncaught Error: Class "yii\grid\Column" not found in /mnt/disk1/hosted/cuadro_mando/vendor/yiisoft/yii2/grid/ActionColumn.php:34 Stack trace: #0 {main} thrown in /mnt/disk1/hosted/cuadro_mando/vendor/yiisoft/yii2/grid/ActionColumn.php on line 34