- Fix

common/modules/analyticsSchool/models/AnalyticsSchoolCourse.php

@@ -46,7 +46,7 @@ class AnalyticsSchoolCourse extends \common\components\ActiveRecordModel
             [['name','status'], 'required'],
             [['status'], 'integer'],
             [['description', 'image'], 'string'],
-            [['uploadedImage'], 'file', 'extensions' => ['jpg', 'jpeg', 'png']],
+            [['uploadedImage'], 'file', 'extensions' => ['jpg', 'jpeg', 'png'],'checkExtensionByMimeType'=>false],
             [['name'], 'string', 'max' => 255],
         ];
     }

common/modules/analyticsSchool/models/CoursesSearch.php

@@ -56,7 +56,8 @@ class CoursesSearch extends AnalyticsSchoolCourse {
             'id' => $this->id
         ]);
 
-        $query->andFilterWhere(['like', 'description', $this->description])
+        $query
+            ->andFilterWhere(['like', 'description', $this->description])
             ->andFilterWhere(['like', 'name', $this->name])
             ->andFilterWhere(['like', 'image', $this->image]);
         $query->orderBy(['id' => SORT_DESC]);