diff --git a/app/api/model/Course.php b/app/api/model/Course.php
index 49000d2..a0d2bb4 100644
--- a/app/api/model/Course.php
+++ b/app/api/model/Course.php
@@ -290,15 +290,12 @@ class Course extends Model
             $dd_b = Db::connect(config('think-orm.search_library'));
             $db_name = $dd_b->name('course');
             $bean = $db_name->where(['course_id' => $courseId])->find();
-            $dd_b->close();
             if(!$bean) {
                 return returnErrorData('短剧不存在');
             }
             $courseCollect = CourseCollect::Watchhistory($user['user_id'], $courseId);
-            Db::connect()->close();
             // 是否追剧
             $collect = CourseCollect::isfollowthedrama($user['user_id'], $courseId);
-            Db::connect()->close();
             $userInfo = TbUser::selectUserByIdNew($user);
             if (!empty($userInfo['member']) && $userInfo['member'] == 2) {
                 $isVip = true;
@@ -307,7 +304,6 @@ class Course extends Model
             }
             // 查询用户是否购买了整集
             $courseUser = CourseCollect::selectCourseUser($user['user_id'], $courseId);
-            Db::connect()->close();
             // 每天购买超过上限，获得免费时间段资格
             $freeWatch = CourseCollect::checkFreeWatchPayCount($user['user_id']);
             $startSort = 0;
@@ -322,7 +318,6 @@ class Course extends Model
                     $sort = $courseDetails['sort'];
                 }
             }
-            Db::connect()->close();
             if ($freeWatch || !empty($courseUser)) {
                 $courseDetailsSetVos = CourseDetails::courseSets($courseId, 2, null);
             } else {
@@ -433,7 +428,6 @@ class Course extends Model
             'view_counts' => $viewCounts,
             'week_view' => $weekView
         ]);
-        Db::connect()->close();
     }
 
 
diff --git a/app/api/model/CourseDetails.php b/app/api/model/CourseDetails.php
index e68f87e..9fb5881 100644
--- a/app/api/model/CourseDetails.php
+++ b/app/api/model/CourseDetails.php
@@ -34,7 +34,6 @@ class CourseDetails extends Model
             ->order('c.sort', 'asc')
             ->select()
             ->toArray();
-        $db->close();
         foreach ($courseDetailsSetVos as $k => &$v) {
             $v['courseId'] = (string) $v['courseId'];
             $v['courseDetailsId'] = (string) $v['courseDetailsId'];