diff --git a/cgsecureinstaller.xml b/cgsecureinstaller.xml
index cd3c389..cf1fa43 100644
--- a/cgsecureinstaller.xml
+++ b/cgsecureinstaller.xml
@@ -2,12 +2,12 @@
 <extension version="4.0" type="plugin" group="system" method="upgrade">
 	<name>plgcgsecureinstaller</name>
 	<author>ConseilGouz</author>
-	<creationDate>2024-03-11</creationDate>
+	<creationDate>2024-03-13</creationDate>
 	<copyright>(C)2024 ConseilGouz. All rights reserved.</copyright>
 	<license>GNU General Public License version 3 or later; see LICENSE.txt</license>
 	<authorEmail>pascal.leconte@conseilgouz.com</authorEmail>
 	<authorUrl>www.conseilgouz.com</authorUrl>
-	<version>3.0.11</version>
+	<version>3.0.12</version>
 	<description>CG Secure</description>
 	<scriptfile>script.install.php</scriptfile>
 	<files>
diff --git a/com_cgsecure_changelog.xml b/com_cgsecure_changelog.xml
index 92365aa..1b6973c 100644
--- a/com_cgsecure_changelog.xml
+++ b/com_cgsecure_changelog.xml
@@ -1,4 +1,16 @@
 <changelogs>
+	<changelog>
+		<element>com_cgsecure</element>
+		<type>package</type>
+		<version>3.0.12</version>
+        <note>
+            <item>Update : 13/03/2024</item>
+        </note>
+		<fix>
+			<item>Admin : block simultaneous updates</item>
+            <item>Recreate button : check activation value</item>
+		</fix>
+	</changelog>
 	<changelog>
 		<element>com_cgsecure</element>
 		<type>package</type>
diff --git a/packages/com_cgsecure/admin/cgsecure.xml b/packages/com_cgsecure/admin/cgsecure.xml
index 7e90eb0..d7c3611 100644
--- a/packages/com_cgsecure/admin/cgsecure.xml
+++ b/packages/com_cgsecure/admin/cgsecure.xml
@@ -1,13 +1,13 @@
 <?xml version="1.0" encoding="utf-8"?>
 <extension type="component" version="4.0" method="upgrade">
 	<name>COM_CGSECURE</name>
-	<creationDate>2024-02-12</creationDate>
+	<creationDate>2024-03-13</creationDate>
 	<author>ConseilGouz</author>
 	<authorEmail>pascal.leconte@conseilgouz.com</authorEmail>
 	<authorUrl>www.conseilgouz.com</authorUrl>
 	<copyright>Copyright (C) 2024 ConseilGouz.com. All Rights Reserved</copyright>
 	<license>GNU/GPL Version 3 or later - https://www.gnu.org/licenses/gpl-3.0.html</license>
-	<version>3.0.9</version>
+	<version>3.0.12</version>
 	<namespace path="src">ConseilGouz\Component\CGSecure</namespace>
 	<description>COM_CGSECURE_XML_DESCRIPTION</description>
     <install>
diff --git a/packages/com_cgsecure/admin/src/View/Config/JsonView.php b/packages/com_cgsecure/admin/src/View/Config/JsonView.php
index f2989ca..91c847f 100644
--- a/packages/com_cgsecure/admin/src/View/Config/JsonView.php
+++ b/packages/com_cgsecure/admin/src/View/Config/JsonView.php
@@ -1,7 +1,7 @@
 <?php
 /**
  * @component     CG Secure
- * Version			: 3.0.11
+ * Version			: 3.0.12
  * @license https://www.gnu.org/licenses/gpl-3.0.html GNU/GPL
  * @copyright (C) 2024 ConseilGouz. All Rights Reserved.
  * @author ConseilGouz
@@ -11,15 +11,10 @@
 
 defined('_JEXEC') or die('Restricted access');
 use Joomla\CMS\Factory;
-use Joomla\Registry\Registry;
-use Joomla\CMS\HTML\HTMLHelper;
-use Joomla\CMS\Plugin\PluginHelper;
-use Joomla\CMS\Component\ComponentHelper;
 use Joomla\Filesystem\File;
 use Joomla\Filesystem\Folder;
 use Joomla\CMS\Language\Text;
 use Joomla\CMS\MVC\View\AbstractView;
-use Joomla\CMS\Table\Table;
 use Joomla\CMS\Response\JsonResponse;
 use Exception;
 
@@ -50,6 +45,16 @@ public function display($tpl = null)
         $access = (int)$input->get('access');
         $this->security = $input->get('security');
         $msg = "";
+
+        $wait = self::getServerConfigFilePath('.inprogress'); // create a temp. file to block other requests
+        if (file_exists($wait)) {
+            $arr = [];
+            $arr['retour'] = 'err : already in progress';
+            echo new JsonResponse($arr);
+            return;
+        }
+        $msg = 'wait...';
+        File::write($wait, $msg);
         if ($type == 'robots') {
             if ($access == 0) { // delete CG Secure lines from robots.txt file and delete cg_robots dir
                 $msg = $this->delRobots();
@@ -59,7 +64,7 @@ public function display($tpl = null)
         } elseif ($type == 'htaccess') {
             if ($access == 0) { // delete CG Secure lines from htaccess file
                 $msg = $this->delHTAccess();
-                $msg = $this->deleteIPSHTAccess();
+                $msg .= '<br>'.$this->deleteIPSHTAccess();
             } elseif ($access == 1) {// add CG Secure lines to htaccess file
                 $msg = $this->addHTAccess();
                 // add .htaccess in images and media directories
@@ -68,6 +73,7 @@ public function display($tpl = null)
                 $msg = $this->deleteIPSHTAccess();
             }
         }
+        File::delete($wait);
         $arr = [];
         $arr['retour'] = $msg;
         echo new JsonResponse($arr);
diff --git a/packages/com_cgsecure/cgsecure.xml b/packages/com_cgsecure/cgsecure.xml
index 335e554..d7c3611 100644
--- a/packages/com_cgsecure/cgsecure.xml
+++ b/packages/com_cgsecure/cgsecure.xml
@@ -1,13 +1,13 @@
 <?xml version="1.0" encoding="utf-8"?>
 <extension type="component" version="4.0" method="upgrade">
 	<name>COM_CGSECURE</name>
-	<creationDate>2024-03-11</creationDate>
+	<creationDate>2024-03-13</creationDate>
 	<author>ConseilGouz</author>
 	<authorEmail>pascal.leconte@conseilgouz.com</authorEmail>
 	<authorUrl>www.conseilgouz.com</authorUrl>
 	<copyright>Copyright (C) 2024 ConseilGouz.com. All Rights Reserved</copyright>
 	<license>GNU/GPL Version 3 or later - https://www.gnu.org/licenses/gpl-3.0.html</license>
-	<version>3.0.11</version>
+	<version>3.0.12</version>
 	<namespace path="src">ConseilGouz\Component\CGSecure</namespace>
 	<description>COM_CGSECURE_XML_DESCRIPTION</description>
     <install>
diff --git a/packages/com_cgsecure/media/js/reload.js b/packages/com_cgsecure/media/js/reload.js
index 2d5417b..e4d998c 100644
--- a/packages/com_cgsecure/media/js/reload.js
+++ b/packages/com_cgsecure/media/js/reload.js
@@ -1,8 +1,8 @@
 /**
  * @component     CG Secure
- * Version			: 2.1.5
- * @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
- * @copyright (C) 2022 ConseilGouz. All Rights Reserved.
+ * Version			: 3.0.12
+ * @license https://www.gnu.org/licenses/gpl-3.0.html GNU/GPL
+ * @copyright (C) 2024 ConseilGouz. All Rights Reserved.
  * @author ConseilGouz 
 **/
 var timeout;
@@ -18,7 +18,9 @@ jQuery(document).ready(function($){
 		} else { // already exists
 			$security = $('input[id="jform_security"]').val();
 		}
-		create_htaccess($,1,$security); // create htaccess
+        $access = 0;
+        if ($('input[id="jform_htaccess1"]').hasClass('active')) $access= 1;
+		create_htaccess($,$access,$security); // create htaccess
 	})
 });
 function create_htaccess($,access,security) {
@@ -27,7 +29,9 @@ function create_htaccess($,access,security) {
 				data: { [token]: "1", task: "display", format: "json",type: "htaccess", access: access, security: security },
 				success: function(result, status, xhr) {
 					res = result.data.retour;
+                    console.log('res : '+res);
 					$('#cg_result').html(res);
+                    if (res.startsWith('err :')) return; // contains an error : exit
 					Joomla.submitbutton('config.apply'); // force save config.
 					},
 				error: function(message) {console.log(message.responseText)}
diff --git a/packages/library_cgsecure/cgsecure.xml b/packages/library_cgsecure/cgsecure.xml
index 8a76e0e..067e22d 100644
--- a/packages/library_cgsecure/cgsecure.xml
+++ b/packages/library_cgsecure/cgsecure.xml
@@ -3,8 +3,8 @@
 	<name>CGSecure Library</name>
 	<libraryname>cgsecure</libraryname>
 	<author>ConseilGouz</author>
-	<version>3.0.11</version>
-	<creationDate>2024-03-11</creationDate>
+	<version>3.0.12</version>
+	<creationDate>2024-03-13</creationDate>
 	<copyright>(C)2024 ConseilGouz. All rights reserved.</copyright>
 	<license>GNU General Public License version 3 or later; https://www.gnu.org/licenses/gpl-3.0.html GNU/GPL</license>
 	<authorEmail>pascal.leconte@conseilgouz.com</authorEmail>
diff --git a/packages/plg_authentication_cgsecure/cgsecure.xml b/packages/plg_authentication_cgsecure/cgsecure.xml
index 0a051cb..6b57657 100644
--- a/packages/plg_authentication_cgsecure/cgsecure.xml
+++ b/packages/plg_authentication_cgsecure/cgsecure.xml
@@ -2,12 +2,12 @@
 <extension version="4.0" type="plugin" group="authentication" method="upgrade">
 	<name>PLG_AUTH_COUNTRY</name>
 	<author>ConseilGouz</author>
-	<creationDate>2024-03-11</creationDate>
+	<creationDate>2024-03-13</creationDate>
 	<copyright>(C)2024 ConseilGouz. All rights reserved.</copyright>
 	<license>GNU General Public License version 3 or later; see LICENSE.txt</license>
 	<authorEmail>pascal.leconte@conseilgouz.com</authorEmail>
 	<authorUrl>www.conseilgouz.com</authorUrl>
-	<version>3.0.11</version>
+	<version>3.0.12</version>
 	<description>PLG_AUTH_COUNTRY_XML_DESCRIPTION</description>
 	<files>
 		<filename plugin="cgsecure">cgsecure.php</filename>
diff --git a/packages/plg_system_cgsecure/cgsecure.xml b/packages/plg_system_cgsecure/cgsecure.xml
index a80ec2c..91a418f 100644
--- a/packages/plg_system_cgsecure/cgsecure.xml
+++ b/packages/plg_system_cgsecure/cgsecure.xml
@@ -2,12 +2,12 @@
 <extension type="plugin" group="system" method="upgrade" version="4.0">
 	<name>System - CG Secure</name>
 	<author>conseilgouz</author>
-	<creationDate>2024-03-11</creationDate>
+	<creationDate>2024-03-13</creationDate>
 	<copyright>(C)2024 ConseilGouz. All rights reserved.</copyright>
 	<license>GNU General Public License version 3 or later; see LICENSE.txt</license>
 	<authorEmail>pascal.leconte@conseilgouz.com</authorEmail>
 	<authorUrl>www.conseilgouz.com</authorUrl>
-	<version>3.0.11</version>
+	<version>3.0.12</version>
 	<description>CG_SECURE_DESC</description>
 	<files>
 		<filename plugin="cgsecure">cgsecure.php</filename>
diff --git a/packages/plg_user_cgsecure/cgsecure.xml b/packages/plg_user_cgsecure/cgsecure.xml
index c2ddd83..4ae82a0 100644
--- a/packages/plg_user_cgsecure/cgsecure.xml
+++ b/packages/plg_user_cgsecure/cgsecure.xml
@@ -2,12 +2,12 @@
 <extension version="4.0" type="plugin" group="user" method="upgrade">
 	<name>CG_COUNTRY</name>
 	<author>ConseilGouz</author>
-	<creationDate>2024-03-11</creationDate>
+	<creationDate>2024-03-13</creationDate>
 	<copyright>(C)2024 ConseilGouz. All rights reserved.</copyright>
 	<license>GNU General Public License version 3 or later; see LICENSE.txt</license>
 	<authorEmail>pascal.leconte@conseilgouz.com</authorEmail>
 	<authorUrl>www.conseilgouz.com</authorUrl>
-	<version>3.0.11</version>
+	<version>3.0.121</version>
 	<description>CG_COUNTRY_XML_DESCRIPTION</description>
 	<files>
 		<filename plugin="cgsecure">cgsecure.php</filename>