diff --git a/tests/unit/workflow/engine/src/ProcessMaker/Util/Helpers/GetMysqlVersionTest.php b/tests/unit/workflow/engine/src/ProcessMaker/Util/Helpers/GetMysqlVersionTest.php
new file mode 100644
index 000000000..7ca043295
--- /dev/null
+++ b/tests/unit/workflow/engine/src/ProcessMaker/Util/Helpers/GetMysqlVersionTest.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace Tests\unit\workflow\src\ProcessMaker\Util\Helpers;
+
+use Tests\TestCase;
+
+class GetMysqlVersionTest extends TestCase
+{
+    /**
+     * Test get the mysql version
+     *
+     * @test
+     */
+    public function it_should_get_mysql_version()
+    {
+        $this->assertNotEmpty(getMysqlVersion());
+    }
+}
\ No newline at end of file
diff --git a/workflow/engine/controllers/InstallerModule.php b/workflow/engine/controllers/InstallerModule.php
index 6129feb04..0ab4eacbf 100644
--- a/workflow/engine/controllers/InstallerModule.php
+++ b/workflow/engine/controllers/InstallerModule.php
@@ -12,6 +12,7 @@ include PATH_LANGUAGECONT . "translation." . SYS_LANG;
 
 class InstallerModule extends Controller
 {
+    const MYSQL_VERSION_MAXIMUM_SUPPORTED = "5.7";
     const PHP_VERSION_MINIMUM_SUPPORTED = "7.1";
     const PHP_VERSION_NOT_SUPPORTED = "7.4";
     public $path_config;
diff --git a/workflow/engine/methods/setup/appCacheViewAjax.php b/workflow/engine/methods/setup/appCacheViewAjax.php
index 0442da73f..4898a8b38 100644
--- a/workflow/engine/methods/setup/appCacheViewAjax.php
+++ b/workflow/engine/methods/setup/appCacheViewAjax.php
@@ -1,107 +1,12 @@
 <?php
 
+use Processmaker\Core\System;
+
 $filter = new InputFilter();
 $_POST = $filter->xssFilterHard($_POST);
 $_GET = $filter->xssFilterHard($_GET);
 $request = isset($_POST['request']) ? $_POST['request'] : (isset($_GET['request']) ? $_GET['request'] : null);
 
-function testConnection($type, $server, $user, $passwd, $port = 'none', $dbName = "")
-{
-    if (($port == 'none') || ($port == '') || ($port == 0)) {
-        //setting defaults ports
-        switch ($type) {
-            case 'mysql':
-                $port = 3306;
-                break;
-            case 'pgsql':
-                $port = 5432;
-                break;
-            case 'mssql':
-                $port = 1433;
-                break;
-            case 'oracle':
-                $port = 1521;
-                break;
-        }
-    }
-
-    $Server = new Net($server);
-    $filter = new InputFilter();
-
-    if ($Server->getErrno() == 0) {
-        $Server->scannPort($port);
-        if ($Server->getErrno() == 0) {
-            $Server->loginDbServer($user, $passwd);
-            $Server->setDataBase($dbName, $port);
-            if ($Server->errno == 0) {
-                $response = $Server->tryConnectServer($type);
-                if ($response->status == 'SUCCESS') {
-                    if ($Server->errno == 0) {
-                        $message = "";
-                        $response = $Server->tryConnectServer($type);
-                        $server = $filter->validateInput($server);
-                        $user = $filter->validateInput($user);
-                        $passwd = $filter->validateInput($passwd);
-                        $connDatabase = mysqli_connect($server, $user, $passwd);
-                        $dbNameTest = "PROCESSMAKERTESTDC";
-                        $dbNameTest = $filter->validateInput($dbNameTest, 'nosql');
-                        $query = "CREATE DATABASE %s";
-                        $query = $filter->preventSqlInjection($query, array($dbNameTest), $connDatabase);
-                        $db = mysqli_query($connDatabase, $query);
-                        $success = false;
-                        if (!$db) {
-                            $message = mysqli_error($connDatabase);
-                        } else {
-                            $usrTest = "wfrbtest";
-                            $chkG = "GRANT ALL PRIVILEGES ON `%s`.* TO %s@'%%' IDENTIFIED BY 'sample' WITH GRANT OPTION";
-                            $chkG = $filter->preventSqlInjection($chkG, array($dbNameTest, $usrTest), $connDatabase);
-                            $ch = mysqli_query($connDatabase, $chkG);
-                            if (!$ch) {
-                                $message = mysqli_error($connDatabase);
-                            } else {
-                                $sqlCreateUser = "CREATE USER '%s'@'%%' IDENTIFIED BY '%s'";
-                                $user = $filter->validateInput($user, 'nosql');
-                                $sqlCreateUser = $filter->preventSqlInjection($sqlCreateUser, array($user . "_usertest", "sample"), $connDatabase);
-                                $result = mysqli_query($connDatabase, $sqlCreateUser);
-                                if (!$result) {
-                                    $message = mysqli_error($connDatabase);
-                                } else {
-                                    $success = true;
-                                    $message = G::LoadTranslation('ID_SUCCESSFUL_CONNECTION');
-                                }
-                                $sqlDropUser = "DROP USER '%s'@'%%'";
-                                $user = $filter->validateInput($user, 'nosql');
-                                $sqlDropUser = $filter->preventSqlInjection($sqlDropUser, array($user . "_usertest"), $connDatabase);
-                                mysqli_query($connDatabase, $sqlDropUser);
-
-                                $sqlDropUser = "DROP USER %s@'%%'";
-                                $usrTest = $filter->validateInput($usrTest, 'nosql');
-                                $sqlDropUser = $filter->preventSqlInjection($sqlDropUser, array($usrTest), $connDatabase);
-                                mysqli_query($connDatabase, $sqlDropUser);
-                            }
-                            $sqlDropDb = "DROP DATABASE %s";
-                            $dbNameTest = $filter->validateInput($dbNameTest, 'nosql');
-                            $sqlDropDb = $filter->preventSqlInjection($sqlDropDb, array($dbNameTest), $connDatabase);
-                            mysqli_query($connDatabase, $sqlDropDb);
-                        }
-                        return array($success, ($message != "") ? $message : $Server->error);
-                    } else {
-                        return array(false, $Server->error);
-                    }
-                } else {
-                    return array(false, $Server->error);
-                }
-            } else {
-                return array(false, $Server->error);
-            }
-        } else {
-            return array(false, $Server->error);
-        }
-    } else {
-        return array(false, $Server->error);
-    }
-}
-
 switch ($request) {
     //check if the APP_CACHE VIEW table and their triggers are installed
     case 'info':
@@ -271,46 +176,25 @@ switch ($request) {
         break;
     case 'recreate-root':
         $user = $_POST['user'];
-        $passwd = $_POST['password'];
+        $pass = $_POST['password'];
         $server = $_POST['host'];
         $code = $_POST['codeCaptcha'];
-        $aServer = explode(':', $server);
-        $serverName = $aServer[0];
-        $port = (count($aServer) > 1) ? $aServer[1] : "none";
-
+        $server = explode(':', $server);
+        $serverName = $server[0];
+        $port = (count($server) > 1) ? $server[1] : '';
         if ($code !== $_SESSION['securimage_code_disp']['default']) {
             echo G::loadTranslation('ID_CAPTCHA_CODE_INCORRECT');
             break;
         }
-
-        list($sucess, $msgErr) = testConnection(DB_ADAPTER, $serverName, $user, $passwd, $port);
-
-        if ($sucess) {
-            $sh = G::encryptOld(filemtime(PATH_GULLIVER . "/class.g.php"));
-            $h = G::encrypt($_POST['host'] . $sh . $_POST['user'] . $sh . $_POST['password'] . $sh . (1), $sh);
-            $insertStatements = "define ( 'HASH_INSTALLATION','{$h}' );  \ndefine ( 'SYSTEM_HASH', '{$sh}' ); \n";
-            $lines = [];
-            $content = '';
-            $filename = PATH_HOME . 'engine' . PATH_SEP . 'config' . PATH_SEP . 'paths_installed.php';
-            $lines = file($filename);
-
-            $count = 1;
-            foreach ($lines as $line_num => $line) {
-                $pos = strpos($line, "define");
-                if ($pos !== false && $count < 3) {
-                    $content = $content . $line;
-                    $count++;
-                }
+        list($success, $message) = System::checkPermissionsDbUser(DB_ADAPTER, $serverName, $port, $user, $pass);
+        if ($success) {
+            $id = 'ID_MESSAGE_ROOT_CHANGE_FAILURE';
+            if (System::regenerateCredentiaslPathInstalled($server, $user, $pass)) {
+                $id = 'ID_MESSAGE_ROOT_CHANGE_SUCESS';
             }
-            $content = "<?php \n" . $content . "\n" . $insertStatements . "\n";
-            if (file_put_contents($filename, $content) != false) {
-                echo G::loadTranslation('ID_MESSAGE_ROOT_CHANGE_SUCESS');
-            } else {
-                echo G::loadTranslation('ID_MESSAGE_ROOT_CHANGE_FAILURE');
-            }
-        } else {
-            echo $msgErr;
+            $message = G::loadTranslation($id);
         }
+        echo $message;
         break;
     case 'captcha':
         require_once PATH_TRUNK . 'vendor/dapphp/securimage/securimage.php';
diff --git a/workflow/engine/methods/setup/appCacheViewConf.php b/workflow/engine/methods/setup/appCacheViewConf.php
index 18eeb3c0b..75e45ee02 100644
--- a/workflow/engine/methods/setup/appCacheViewConf.php
+++ b/workflow/engine/methods/setup/appCacheViewConf.php
@@ -1,37 +1,37 @@
 <?php
+/**
+ * Rebuilding the cases list cache and changing the MySQL credentials
+ *
+ * @see processWorkspace()
+ *
+ * @link https://wiki.processmaker.com/3.2/Clearing_the_Case_List_Cache
+ */
+
+use ProcessMaker\Core\Installer;
+
 global $RBAC;
 $RBAC->requirePermissions('PM_SETUP');
-//  header('Pragma: no-cache');
-//  header('Cache-Control: no-store, no-cache, must-revalidate');
+// Define the content of the case list cache builder
+$headPublisher = headPublisher::getSingleton();
+$headPublisher->addExtJsScript('setup/appCacheViewConf', false); //adding a javascript file .js
+$headPublisher->addContent('setup/appCacheViewConf'); //adding a html file  .html.
 
+// Get some configurations
+$conf = new Configurations();
+$conf->loadConfig($x, 'APP_CACHE_VIEW_ENGINE', '', '', '', '');
+$lang = isset($conf->aConfig['LANG']) ? $conf->aConfig['LANG'] : 'en';
 
-$oHeadPublisher = headPublisher::getSingleton();
-//$oHeadPublisher->setExtSkin( 'xtheme-blue');
+// Assign the language configured
+$headPublisher->assign('currentLang', $lang);
 
-
-$oHeadPublisher->addExtJsScript('setup/appCacheViewConf', false); //adding a javascript file .js
-$oHeadPublisher->addContent('setup/appCacheViewConf'); //adding a html file  .html.
-
-$oConf = new Configurations();
-$oConf->loadConfig($x, 'APP_CACHE_VIEW_ENGINE', '', '', '', '');
-
-//first check about APP_CACHE_VIEW is enabled or not,
-if (isset($oConf->aConfig['LANG']) && isset($oConf->aConfig['STATUS']) && $oConf->aConfig['STATUS'] == 'active') {
-    $appCacheViewEnabled = true;
+// Get the mysql version
+$mysqlVersion = getMysqlVersion();
+$maxMysqlVersion = InstallerModule::MYSQL_VERSION_MAXIMUM_SUPPORTED;
+if (version_compare($mysqlVersion, $maxMysqlVersion, '<')) {
+    $userNameMaxLength = 16;
 } else {
-    $appCacheViewEnabled = false;
+	$userNameMaxLength = 32;
 }
-$lang = isset($oConf->aConfig['LANG']) ? $oConf->aConfig['LANG'] : 'en';
+$headPublisher->assign('userNameMaxLength', $userNameMaxLength);
 
-//$oHeadPublisher->assign('appCacheViewEnabled', $appCacheViewEnabled);
-
-
-$labels = G::getTranslations(array('ID_PROCESSING','ID_CACHE_LANGUAGE','ID_CACHE_HOST','ID_CACHE_USER','ID_CACHE_PASSWORD','ID_CACHE_TITLE_INFO','ID_CACHE_SUBTITLE_REBUILD','ID_CACHE_BTN_BUILD','ID_CACHE_BUILDING','ID_CACHE_SUBTITLE_SETUP_DB','ID_CACHE_BTN_SETUP_PASSWRD','ID_CACHE_SUBTITLE_SETUP_SESSION','ID_CACHE_BTN_SETUP_SESSION'
-));
-// $oHeadPublisher->assign('TRANSLATIONS', $labels);
-// $TRANSLATIONS->ID_PROCESSING               = G::LoadTranslation('ID_PROCESSING');
-// $oHeadPublisher->assign( 'TRANSLATIONS',   $TRANSLATIONS); //translations
-$oHeadPublisher->assign('currentLang', $lang); //current language
-
-
-G::RenderPage('publish', 'extJs');
+G::RenderPage('publish', 'extJs');
\ No newline at end of file
diff --git a/workflow/engine/src/ProcessMaker/Util/helpers.php b/workflow/engine/src/ProcessMaker/Util/helpers.php
index cf4fff1b3..22272a78e 100644
--- a/workflow/engine/src/ProcessMaker/Util/helpers.php
+++ b/workflow/engine/src/ProcessMaker/Util/helpers.php
@@ -1,6 +1,8 @@
 <?php
 
+use Illuminate\Database\Eloquent\Model;
 use Illuminate\Session\TokenMismatchException;
+use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Str;
 use ProcessMaker\Model\User;
 
@@ -586,3 +588,16 @@ function toSqlWithBindings(Illuminate\Database\Eloquent\Builder $queryObject) {
     // Return query
     return $query;
 }
+
+/**
+ * Get the version of the mysql
+ * 
+ * @return string
+ */
+function getMysqlVersion()
+{
+    $results = DB::select(DB::raw("select version()"));
+    $mysqlVersion = $results[0]->{'version()'};
+
+    return $mysqlVersion;
+}
diff --git a/workflow/engine/templates/setup/appCacheViewConf.js b/workflow/engine/templates/setup/appCacheViewConf.js
index 27677dba3..505869a3e 100644
--- a/workflow/engine/templates/setup/appCacheViewConf.js
+++ b/workflow/engine/templates/setup/appCacheViewConf.js
@@ -88,6 +88,7 @@ Ext.onReady(function() {
       fieldLabel: _('ID_CACHE_USER'), // 'User',
       disabled: false,
       name: 'user',
+      autoCreate: {tag: 'input', type: 'text', size: userNameMaxLength, autocomplete: 'off', maxlength: userNameMaxLength},
       allowBlank: false
     };