diff --git a/objects/mysql_dal.php b/objects/mysql_dal.php
index 54f284c1ed..36a73b4623 100644
--- a/objects/mysql_dal.php
+++ b/objects/mysql_dal.php
@@ -89,13 +89,19 @@ class sqlDAL
      * @return boolean                   true on success, false on fail
      */
 
-    public static function writeSql($preparedStatement, $formats = "", $values = [])
+    public static function writeSql($preparedStatement, $formats = "", $values = [], $try=0)
     {
         global $global, $disableMysqlNdMethods;
         if (empty($preparedStatement)) {
             _error_log("writeSql empty(preparedStatement)");
             return false;
         }
+
+        /**
+         *
+         * @var array $global
+         * @var object $global['mysqli']
+         */
         // make sure it does not store autid transactions
         $debug = debug_backtrace();
         if (empty($debug[2]['class']) || $debug[2]['class'] !== "AuditTable") {
@@ -104,6 +110,7 @@ class sqlDAL
                 try {
                     $audit->exec(@$debug[1]['function'], @$debug[1]['class'], $preparedStatement, $formats, json_encode($values), User::getId());
                 } catch (Exception $exc) {
+                    _error_log('Error in writeSql: ' . $global['mysqli']->errno . " " . $global['mysqli']->error . ' ' . $preparedStatement);
                     log_error($exc->getTraceAsString());
                 }
             }
@@ -120,12 +127,6 @@ class sqlDAL
         if (!_mysql_is_open()) {
             _mysql_connect();
         }
-
-        /**
-         *
-         * @var array $global
-         * @var object $global['mysqli']
-         */
         if (!($stmt = $global['mysqli']->prepare($preparedStatement))) {
             log_error("[sqlDAL::writeSql] Prepare failed: (" . $global['mysqli']->errno . ") " . $global['mysqli']->error .
                 " preparedStatement = " . json_encode($preparedStatement) .
@@ -140,7 +141,11 @@ class sqlDAL
         try {
             $stmt->execute();
         } catch (Exception $exc) {
-            if (preg_match('/playlists_has_videos/', $preparedStatement)) {
+            if (empty($try) && $stmt->errno == 2006) { //MySQL server has gone away
+                _mysql_close();
+                _mysql_connect();
+                return self::writeSql($preparedStatement, $formats, $values, $try+1);
+            }else if (preg_match('/playlists_has_videos/', $preparedStatement)) {
                 log_error('Error in writeSql values: ' . json_encode($values));
             }else if (preg_match('/Illegal mix of collations.*and \(utf8mb4/i', $global['mysqli']->error)) {
                 try {
@@ -173,12 +178,10 @@ class sqlDAL
                     }
                     sqlDAL::eval_mysql_bind($stmt, $formats, $values);
                     try {
-
                         log_error('try again 2');
                         $stmt->execute();
                         log_error('try again 2 SUCCESS');
                     } catch (Exception $exc) {
-    
                         log_error($exc->getTraceAsString());
                         log_error('Error in writeSql stmt->execute: ' . $global['mysqli']->errno . " " . $global['mysqli']->error . ' ' . $preparedStatement);
                     }
@@ -218,14 +221,31 @@ class sqlDAL
 
     public static function writeSqlTry($preparedStatement, $formats = "", $values = [])
     {
+        global $global;
+        
+        /**
+         * @var array $global
+         * @var object $global['mysqli']
+         */
         try {
-            return self::writeSql($preparedStatement, $formats, $values);
+            $return = self::writeSql($preparedStatement, $formats, $values);
+            if(!$return){
+                _error_log('Error in writeSqlTry return: ' . $global['mysqli']->errno . " " . $global['mysqli']->error . ' ' . $preparedStatement);
+            }
+            return $return;
         } catch (\Throwable $th) {
-            _error_log($th->getMessage(), AVideoLog::$ERROR);
+            _error_log('Error in writeSqlTry: ' . $global['mysqli']->errno . " " . $global['mysqli']->error . ' ' . $preparedStatement);
+            _error_log('writeSqlTry: '.$th->getMessage(), AVideoLog::$ERROR);
             $search = array('COLUMN IF NOT EXISTS', 'IF NOT EXISTS');
             $replace = array('COLUMN', 'COLUMN');
             $preparedStatement = str_ireplace($search, $replace, $preparedStatement);
-            return self::writeSql($preparedStatement, $formats, $values);
+            try {
+                return self::writeSql($preparedStatement, $formats, $values);
+            } catch (\Throwable $th) {
+                _error_log('Error in writeSqlTry retry: ' . $global['mysqli']->errno . " " . $global['mysqli']->error . ' ' . $preparedStatement);
+                _error_log('writeSqlTry retry: '.$th->getMessage(), AVideoLog::$ERROR);
+                return false;
+            }
         }
     }
 
diff --git a/objects/plugin.php b/objects/plugin.php
index 57689326bc..5c8c5e9a19 100644
--- a/objects/plugin.php
+++ b/objects/plugin.php
@@ -14,7 +14,7 @@ class Plugin extends ObjectYPT
     protected $name;
     protected $uuid;
     protected $dirName;
-    protected $pluginVersion;
+    protected $pluginversion;
 
     public static function getSearchFieldsNames()
     {
@@ -43,7 +43,7 @@ class Plugin extends ObjectYPT
 
     public function getPluginVersion()
     {
-        return $this->pluginVersion;
+        return $this->pluginversion;
     }
 
     public function getName()
@@ -96,7 +96,7 @@ class Plugin extends ObjectYPT
 
     public function setPluginversion($pluginVersion)
     {
-        $this->pluginVersion = $pluginVersion;
+        $this->pluginversion = $pluginVersion;
     }
 
     public static function setCurrentVersionByUuid($uuid, $currentVersion)
diff --git a/objects/pluginRunUpdateScript.json.php b/objects/pluginRunUpdateScript.json.php
index cb32dc47d9..9126f79973 100644
--- a/objects/pluginRunUpdateScript.json.php
+++ b/objects/pluginRunUpdateScript.json.php
@@ -7,14 +7,15 @@ if (!isset($global['systemRootPath'])) {
 require_once $global['systemRootPath'] . 'objects/user.php';
 require_once $global['systemRootPath'] . 'objects/plugin.php';
 if (!User::isAdmin()) {
-    die('{"error":"' . __("Permission denied") . '"}');
+    forbiddenPage('Permission denied');
 }
 if (empty($_POST['name'])) {
-    die('{"error":"' . __("Name can't be blank") . '"}');
+    forbiddenPage('Name can\'t be blank');
 }
 ini_set('max_execution_time', 300);
 require_once $global['systemRootPath'] . 'plugin/AVideoPlugin.php';
 
-$res = AVideoPlugin::updatePlugin($_POST['name']);
-
-die(json_encode($res));
+$obj = new stdClass();
+$obj->error = !AVideoPlugin::updatePlugin($_POST['name']);
+$obj->msg = '';
+die(json_encode($obj));
diff --git a/objects/pluginSwitch.json.php b/objects/pluginSwitch.json.php
index 4cba6f5285..8115acfe95 100644
--- a/objects/pluginSwitch.json.php
+++ b/objects/pluginSwitch.json.php
@@ -7,13 +7,14 @@ if (!isset($global['systemRootPath'])) {
 require_once $global['systemRootPath'] . 'objects/user.php';
 require_once $global['systemRootPath'] . 'objects/plugin.php';
 if (!User::isAdmin()) {
-    die('{"error":"'.__("Permission denied").'"}');
+    forbiddenPage('Permission denied');
 }
 if (empty($_POST['name'])) {
+    forbiddenPage('Name can\'t be blank');
     die('{"error":"'.__("Name can't be blank").'"}');
 }
 if (empty($_POST['uuid'])) {
-    die('{"error":"'.__("UUID can't be blank").'"}');
+    forbiddenPage('UUID can\'t be blank');
 }
 $obj = new Plugin(0);
 $obj->loadFromUUID($_POST['uuid']);
diff --git a/plugin/AVideoPlugin.php b/plugin/AVideoPlugin.php
index d810c8e3f8..c2e9ea2c32 100644
--- a/plugin/AVideoPlugin.php
+++ b/plugin/AVideoPlugin.php
@@ -1334,6 +1334,7 @@ class AVideoPlugin
         $currentVersion = $p->getPluginVersion();
         $uuid = $p->getUUID();
         _error_log("AVideoPlugin::updatePlugin name=($name) uuid=($uuid) ");
+        //var_dump($name, method_exists($p, 'updateScript'));exit;
         if (method_exists($p, 'updateScript')) {
             _error_log("AVideoPlugin::updatePlugin method_exists ", AVideoLog::$WARNING);
             if ($p->updateScript()) {
diff --git a/plugin/Plugin.abstract.php b/plugin/Plugin.abstract.php
index d0ab45527a..d56dd39f26 100644
--- a/plugin/Plugin.abstract.php
+++ b/plugin/Plugin.abstract.php
@@ -43,6 +43,7 @@ abstract class PluginAbstract {
         $pattern = '/updateV([\d\.]+)\.sql$/'; // This pattern will match files like "updateV2.0.sql" and capture the version "2.0"
 
         $dir = $global['systemRootPath'] . "plugin/{$pluginName}/install/";
+        //var_dump($dir);exit;
         if(is_dir($dir)){
             $files = scandir($dir);        
         
@@ -64,16 +65,27 @@ abstract class PluginAbstract {
             
             // Iterate through sorted files
             foreach ($versions as $entry) {
+                //var_dump($pluginName, $entry['version'], AVideoPlugin::compareVersion($pluginName, $entry['version']) < 0);
                 if (AVideoPlugin::compareVersion($pluginName, $entry['version']) < 0) {
                     _error_log("Update plugin {$pluginName} to version {$entry['version']}");
                     $filename = $dir . '/' . $entry['filename'];
                     $sqls = file_get_contents($filename);
                     $sqlParts = explode(";", $sqls);
+                    //var_dump($sqlParts);
                     foreach ($sqlParts as $value) {
-                        sqlDal::writeSqlTry(trim($value));
+                        $sql = trim($value);
+                        if(empty($sql)){
+                            continue;
+                        }
+                        if(sqlDal::writeSqlTry($sql)){
+                            _error_log("Update plugin {$pluginName} to version {$entry['version']} SQL success");
+                        }else{
+                            _error_log("Update plugin {$pluginName} to version {$entry['version']} SQL error: {$value}");
+                        }
                     }
                 }
-            }$files = scandir($dir);        
+            }
+            $files = scandir($dir);        
         
             $versions = [];
             
diff --git a/view/managerPlugins_body.php b/view/managerPlugins_body.php
index 7256eb1ab2..d1b0816462 100644
--- a/view/managerPlugins_body.php
+++ b/view/managerPlugins_body.php
@@ -659,6 +659,7 @@ $wwbnIndexPlugin = AVideoPlugin::isEnabledByName('WWBNIndex');
                     success: function(response) {
                         modal.hidePleaseWait();
                         $("#grid").bootgrid('reload');
+                        avideoResponse(response);
                     }
                 });
             });