Notice: Undefined variable: form in /opt/lampp/htdocs/123playnow-external/vendor/yiisoft/yii2-gii/src/generators/module/form.php on line 9

Fatal error: Uncaught Error: Call to a member function field() on null in /opt/lampp/htdocs/123playnow-external/vendor/yiisoft/yii2-gii/src/generators/module/form.php:9 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/123playnow-external/vendor/yiisoft/yii2-gii/src/generators/module/form.php on line 9