yii2 does not load the views yii\web\HttpException:404 - yii2

Question

I am new to yii2 and I cannot find a solution please help mi
controller
class ReporteController extends Controller
{
/**
* {#inheritdoc}
*/
public function behaviors()
{
return [
'verbs' => [
'class' => VerbFilter::className(),
],
'rules' => [
[
'actions' => ['estudiantes'],
'allow' => true,
'roles' => ['#'],
],
],
];
}
public function actionEstudiantes()
{
$user_id = Yii::$app->user->identity->id;
//echo $user_id;
$userdistrito = \common\models\UserDistrito::find()->where(['user_id'=>$user_id])->one();
if (empty($userdistrito)) {
$dataProvider = new ActiveDataProvider([
'query' => Estudiante::find()
]);
}else{
$dist = $userdistrito->distrito_id;
$condition = "instructorbiblico_id in (SELECT id FROM instructorbiblico where iglesia_id in (SELECT id FROM iglesia WHERE distrito_id = $dist))";
$dataProvider = new ActiveDataProvider([
'query' => Estudiante::find()->where($condition),
]);
}
return $this->render('estudiantes', [
'dataProvider' => $dataProvider,
]);
}
...
views in backend\views\reporte
estudiantes.php
<?php
use yii\helpers\Html;
use kartik\export\ExportMenu;
use kartik\grid\GridView;
/* #var $this yii\web\View */
/* #var $searchModel app\models\EstudianteSearch */
/* #var $dataProvider yii\data\ActiveDataProvider */
$this->title = Yii::t('app', 'Estudiantes');
$this->params['breadcrumbs'][] = $this->title;
?>
<div class="estudiante-index">
</div>
<div>
<?php
$gridColumns = [
['class' => 'kartik\grid\SerialColumn'],
//'id',
//'nombres',
[
'attribute' => 'iglesia',
'label' => 'Iglesia',
'value' => 'instructorbiblico.unidadaccion.iglesia.nombre',
],
//'iglesia.nombre',
[
'attribute' => 'unidadaccion',
'label' => 'Unidad Accion',
'value' => 'instructorbiblico.unidadaccion.nombre',
],
[
'attribute' => 'Instructor ',
'label' => 'Instructor',
'value' =>'instructorbiblico.nombre',
],
'nombres',
'celular',
'edad',
[
'attribute' => 'sexo',
'label' => 'sexo',
'value' => function($model){
if ($model->sexo == 0){
return 'M';
}
if ($model->sexo == 1){
return 'F';
}
else {
return '';
}
},
],
[
'attribute' => 'estado',
'label' => 'Estado',
'value' => function($model){
if ($model->estado == 0){
return 'Inactivo';
}
if ($model->estado == 1){
return 'Activo';
}
else {
return '';
}
},
],
];
?>
</div>
<div>
<?php
echo ExportMenu::widget([
'dataProvider' => $dataProvider,
'columns' => $gridColumns,
'exportConfig' => [
ExportMenu::FORMAT_TEXT => false,
ExportMenu::FORMAT_HTML => false,
ExportMenu::FORMAT_EXCEL => false,
ExportMenu::FORMAT_PDF => [
'pdfConfig' => [
'methods' => [
'SetTitle' => 'Grid Export - Krajee.com',
'SetSubject' => 'Generating PDF files via yii2-export extension has never been easy',
'SetHeader' => ['Krajee Library Export||Generated On: ' . date("r")],
'SetFooter' => ['|Page {PAGENO}|'],
'SetAuthor' => 'Kartik Visweswaran',
'SetCreator' => 'Kartik Visweswaran',
'SetKeywords' => 'Krajee, Yii2, Export, PDF, MPDF, Output, GridView, Grid, yii2-grid, yii2-mpdf, yii2-export',
]
]
],
],
'dropdownOptions' => [
'label' => 'Export All',
'class' => 'btn btn-outline-secondary'
]
]) . "<hr>\n".
GridView::widget([
'dataProvider' => $dataProvider,
'columns' => $gridColumns,
]);
?>
</div>
1 error
yii\web\HttpException:404 exception 'yii\base\InvalidRouteException' with message 'Unable to resolve the request "reporte/estudiantes".' in /home/sebdcom/public_html/proy/vendor/yiisoft/yii2/base/Module.php:537
Stack trace:
#0 /home/sebdcom/public_html/proy/vendor/yiisoft/yii2/web/Application.php(103): yii\base\Module->runAction('reporte/estudia...', Array)
#1 /home/sebdcom/public_html/proy/vendor/yiisoft/yii2/base/Application.php(386): yii\web\Application->handleRequest(Object(yii\web\Request))
#2 /home/sebdcom/public_html/proy/backend/web/index.php(17): yii\base\Application->run()
#3 {main}
Next exception 'yii\web\NotFoundHttpException' with message 'Página no encontrada.' in /home/sebdcom/public_html/proy/vendor/yiisoft/yii2/web/Application.php:115
Stack trace:
#0 /home/sebdcom/public_html/proy/vendor/yiisoft/yii2/base/Application.php(386): yii\web\Application->handleRequest(Object(yii\web\Request))
#1 /home/sebdcom/public_html/proy/backend/web/index.php(17): yii\base\Application->run()
#2 {main}
2 error
yii\web\HttpException:404 exception 'yii\base\InvalidRouteException' with message 'Unable to resolve the request "css/Bootstrap.min.css".' in /home/sebdcom/public_html/proy/vendor/yiisoft/yii2/base/Module.php:537
Stack trace:
#0 /home/sebdcom/public_html/proy/vendor/yiisoft/yii2/web/Application.php(103): yii\base\Module->runAction('css/Bootstrap.m...', Array)
#1 /home/sebdcom/public_html/proy/vendor/yiisoft/yii2/base/Application.php(386): yii\web\Application->handleRequest(Object(yii\web\Request))
#2 /home/sebdcom/public_html/proy/backend/web/index.php(17): yii\base\Application->run()
#3 {main}
Next exception 'yii\web\NotFoundHttpException' with message 'Página no encontrada.' in /home/sebdcom/public_html/proy/vendor/yiisoft/yii2/web/Application.php:115
Stack trace:
#0 /home/sebdcom/public_html/proy/vendor/yiisoft/yii2/base/Application.php(386): yii\web\Application->handleRequest(Object(yii\web\Request))
#1 /home/sebdcom/public_html/proy/backend/web/index.php(17): yii\base\Application->run()
#2 {main}