diff --git a/Aeria/Aeria.php b/Aeria/Aeria.php
index b9a3763..449f703 100755
--- a/Aeria/Aeria.php
+++ b/Aeria/Aeria.php
@@ -33,7 +33,7 @@
  */
 class Aeria extends Container
 {
-    public const VERSION = '3.0.17';
+    public const VERSION = '3.0.18';
     /**
      * Constructs the Aeria container
      * 
diff --git a/Aeria/Kernel/Kernel.php b/Aeria/Kernel/Kernel.php
index 3f7c7b3..61473f6 100644
--- a/Aeria/Kernel/Kernel.php
+++ b/Aeria/Kernel/Kernel.php
@@ -5,51 +5,48 @@
 use Aeria\Container\Container;
 use Aeria\Kernel\AbstractClasses\Task;
 use Aeria\Structure\Traits\DictionaryTrait;
+
 /**
  * The kernel is in charge of the boot of Aeria.
- * 
+ *
  * @category Kernel
- * @package  Aeria
+ *
  * @author   Jacopo Martinelli <jacopo.martinelli@caffeina.com>
  * @license  https://github.com/caffeinalab/aeria/blob/master/LICENSE  MIT license
- * @link     https://github.com/caffeinalab/aeria
+ *
+ * @see     https://github.com/caffeinalab/aeria
  */
 class Kernel
 {
     use DictionaryTrait;
+
     /**
      * This function registers a task to the kernel.
      *
      * @param Task $task the task we want to register
      *
-     * @return void
-     *
-     * @access public
      * @since  Method available since Release 3.0.0
      */
     public function register(Task $task)
     {
         $key = get_class($task);
-        $key = substr($key, strrpos($key, '\\')+1);
+        $key = substr($key, strrpos($key, '\\') + 1);
         $key = toSnake($key);
         $this->set($key, $task);
     }
 
     /**
-     * This function boots all of the services and tasks. 
+     * This function boots all of the services and tasks.
      *
      * @param Container $container where we've bound the services
      *
-     * @return void
-     *
-     * @access public
      * @since  Method available since Release 3.0.0
-     */    
+     */
     public function boot(Container $container)
     {
         // Services
-        $service_abstracts = ['meta', 'validator', 'query', 'router', 'controller',
-        'taxonomy', 'updater', 'render_engine', 'field', 'options', 'post_type'];
+        $service_abstracts = ['config', 'meta', 'validator', 'query', 'router', 'controller',
+        'taxonomy', 'updater', 'render_engine', 'field', 'options', 'post_type', ];
         foreach ($service_abstracts as $abstract) {
             $service[$abstract] = $container->make($abstract);
         }
@@ -57,32 +54,36 @@ public function boot(Container $container)
         $args = [
             'config' => $container->make('config')->all(),
             'service' => $service,
-            'container' => $container
+            'container' => $container,
         ];
         $tasks = $this->all();
         uasort($tasks, array($this, 'compareTasks'));
         foreach ($tasks as $task) {
-            if(is_admin() && $task->admin_only)
-                $task->do($args);
-            else if (!$task->admin_only)
-                $task->do($args);
+            if ((is_admin() && $task->admin_only) || !$task->admin_only) {
+                $new_args = $task->do($args);
+                if (isset($new_args)) {
+                    $args = $new_args;
+                }
+            }
         }
     }
+
     /**
-     * This function is required to order the tasks by their priorities
+     * This function is required to order the tasks by their priorities.
      *
      * @param Task $a the first task
      * @param Task $b the second task
      *
      * @return 1 if a>b, -1 if not
      *
-     * @access private
      * @since  Method available since Release 3.0.0
-     */   
+     */
     private function compareTasks(Task $a, Task $b)
     {
-        if ($a->priority == $b->priority)
+        if ($a->priority == $b->priority) {
             return 0;
+        }
+
         return ($a->priority < $b->priority) ? -1 : 1;
     }
-}
\ No newline at end of file
+}
diff --git a/Aeria/Kernel/ServiceProviders/KernelServiceProvider.php b/Aeria/Kernel/ServiceProviders/KernelServiceProvider.php
index cc5fe1a..df388e0 100755
--- a/Aeria/Kernel/ServiceProviders/KernelServiceProvider.php
+++ b/Aeria/Kernel/ServiceProviders/KernelServiceProvider.php
@@ -6,47 +6,43 @@
 use Aeria\Container\Container;
 use Aeria\Kernel\Kernel;
 use Aeria\Config\Config;
-use Aeria\PostType\PostType;
-use Aeria\Taxonomy\Taxonomy;
 use Aeria\Kernel\Loader;
-use Aeria\Kernel\Tasks\{
-    CreateAdminScripts,
-    CreateControllers,
-    CreateField,
-    CreateMeta,
-    CreateOptions,
-    CreatePostType,
-    CreateRenderer,
-    CreateRouter,
-    CreateTaxonomy,
-    CreateUpdater
-};
+use Aeria\Kernel\Tasks\CreateAdminScripts;
+use Aeria\Kernel\Tasks\CreateConfig;
+use Aeria\Kernel\Tasks\CreateControllers;
+use Aeria\Kernel\Tasks\CreateField;
+use Aeria\Kernel\Tasks\CreateMeta;
+use Aeria\Kernel\Tasks\CreateOptions;
+use Aeria\Kernel\Tasks\CreatePostType;
+use Aeria\Kernel\Tasks\CreateRenderer;
+use Aeria\Kernel\Tasks\CreateRouter;
+use Aeria\Kernel\Tasks\CreateTaxonomy;
+use Aeria\Kernel\Tasks\CreateUpdater;
 
 /**
- * KernelServiceProvider is in charge of registering the Kernel to the container
+ * KernelServiceProvider is in charge of registering the Kernel to the container.
  *
  * @category Kernel
- * @package  Aeria
+ *
  * @author   Jacopo Martinelli <jacopo.martinelli@caffeina.com>
  * @license  https://github.com/caffeinalab/aeria/blob/master/LICENSE  MIT license
- * @link     https://github.com/caffeinalab/aeria
+ *
+ * @see     https://github.com/caffeinalab/aeria
  */
 class KernelServiceProvider implements ServiceProviderInterface
 {
     /**
-     * Registers the service to the provided container, as a singleton
+     * Registers the service to the provided container, as a singleton.
      *
      * @param Container $container Aeria's container
      *
-     * @return void
-     *
-     * @access public
      * @since  Method available since Release 3.0.0
      */
     public function register(Container $container)
     {
         $container->singleton('kernel', Kernel::class);
     }
+
     /**
      * In charge of booting the service. It loads the config,
      * then registers the tasks to the kernel. Finally, it boots the
@@ -56,7 +52,6 @@ public function register(Container $container)
      *
      * @return bool true: service booted
      *
-     * @access public
      * @since  Method available since Release 3.0.0
      */
     public function boot(Container $container): bool
@@ -65,6 +60,7 @@ public function boot(Container $container): bool
         $config = $container->make('config');
         Loader::loadConfig($config, $container);
         $kernel->register(new CreateAdminScripts());
+        $kernel->register(new CreateConfig());
         $kernel->register(new CreateControllers());
         $kernel->register(new CreateField());
         $kernel->register(new CreateMeta());
@@ -76,6 +72,7 @@ public function boot(Container $container): bool
         $kernel->register(new CreateUpdater());
         $kernel->boot($container);
         do_action('aeria_booted');
+
         return true;
     }
 }
diff --git a/Aeria/Kernel/Tasks/CreateConfig.php b/Aeria/Kernel/Tasks/CreateConfig.php
new file mode 100644
index 0000000..3137394
--- /dev/null
+++ b/Aeria/Kernel/Tasks/CreateConfig.php
@@ -0,0 +1,86 @@
+<?php
+
+namespace Aeria\Kernel\Tasks;
+
+use Aeria\Kernel\AbstractClasses\Task;
+
+/**
+ * This task is in charge of creating fields.
+ *
+ * @category Kernel
+ *
+ * @author   Alberto Parziale <alberto.parziale@caffeina.com>
+ * @license  https://github.com/caffeinalab/aeria/blob/master/LICENSE  MIT license
+ *
+ * @see     https://github.com/caffeinalab/aeria
+ */
+class CreateConfig extends Task
+{
+    public $priority = 2;
+    public $admin_only = false;
+
+    /**
+     * The main task method. It registers the fields to the field service.
+     *
+     * @param array $args the arguments to be passed to the Task
+     *
+     * @since  Method available since Release 3.0.17
+     */
+    public function do(array $args)
+    {
+        $config = $args['container']->make('config')->all();
+        $args['config'] = $this->manipulateConfig($config);
+        $args['config'] = $this->checkSectionIds($args['config']);
+
+        return $args;
+    }
+
+    private function checkSectionIds($tree)
+    {
+        foreach ($tree as $key => $value) {
+            $tree[$key]['id'] = $key;
+        }
+
+        return $tree;
+    }
+
+    private function manipulateConfig($tree)
+    {
+        foreach ($tree as $key => $value) {
+            if (is_array($tree[$key])) {
+                $tree[$key] = $this->manipulateConfig($tree[$key]);
+            }
+            if ($key === 'section') {
+                $tree[$key] = $this->checkSectionIds($tree[$key]);
+            }
+            if ($key === 'fields') {
+                foreach ($tree[$key] as $fieldKey => $field_config) {
+                    $tree[$key][$fieldKey] = $this->getRealFields($field_config);
+                }
+            }
+        }
+
+        return $tree;
+    }
+
+    private function getRealFields($field_config)
+    {
+        $fields_registry = aeria('field');
+        if (isset($field_config['fields'])) {
+            $field_config['fields'] = $this->getRealFields($field_config['fields']);
+        }
+        if (!isset($field_config['type'])) {
+            return $field_config;
+        }
+        $type = $field_config['type'];
+        if (!$fields_registry->exists($type)) {
+            return $field_config;
+        }
+        $field_type_class = $fields_registry->get($type);
+        $new_field_config = is_array($field_config)
+            ? $field_type_class::transformConfig($field_config)
+            : $field_config;
+
+        return $new_field_config;
+    }
+}
diff --git a/Aeria/Kernel/Tasks/CreateField.php b/Aeria/Kernel/Tasks/CreateField.php
index 3cdd43a..fdd5a30 100644
--- a/Aeria/Kernel/Tasks/CreateField.php
+++ b/Aeria/Kernel/Tasks/CreateField.php
@@ -3,27 +3,27 @@
 namespace Aeria\Kernel\Tasks;
 
 use Aeria\Kernel\AbstractClasses\Task;
+
 /**
  * This task is in charge of creating fields.
  *
  * @category Kernel
- * @package  Aeria
+ *
  * @author   Simone Montali <simone.montali@caffeina.com>
  * @license  https://github.com/caffeinalab/aeria/blob/master/LICENSE  MIT license
- * @link     https://github.com/caffeinalab/aeria
+ *
+ * @see     https://github.com/caffeinalab/aeria
  */
 class CreateField extends Task
 {
-    public $priority = 2;
+    public $priority = 1;
     public $admin_only = false;
+
     /**
      * The main task method. It registers the fields to the field service.
      *
      * @param array $args the arguments to be passed to the Task
      *
-     * @return void
-     *
-     * @access public
      * @since  Method available since Release 3.0.0
      */
     public function do(array $args)
@@ -52,8 +52,6 @@ public function do(array $args)
         $args['service']['field']->register('url', \Aeria\Field\Fields\BaseField::class);
         $args['service']['field']->register('date', \Aeria\Field\Fields\BaseField::class);
 
-
         do_action('aeria_register_field', $args['service']['field'], $args['container']);
     }
-
 }
diff --git a/Aeria/helpers.php b/Aeria/helpers.php
index 79168fb..9c053ec 100755
--- a/Aeria/helpers.php
+++ b/Aeria/helpers.php
@@ -1,9 +1,7 @@
 <?php
 
 use Aeria\Aeria;
-use Aeria\Meta\Meta;
 use Aeria\Meta\MetaProcessor;
-use Aeria\Config\Config;
 use Aeria\OptionsPage\OptionsPageProcessor;
 
 if (!function_exists('dump')) {
@@ -261,66 +259,6 @@ function save_aeria_fields(array $saving_data)
         }
     }
 
-    /**
-     * Applies config transformation on a meta field configuration recursively.
-     *
-     * @param array $config the field's config
-     *
-     * @return array the transformed config
-     */
-    function transform_aeria_meta_config(array $config)
-    {
-        $fields_registry = aeria('field');
-        if (isset($config['fields'])) {
-            $config['fields'] = transform_aeria_meta_config_list($config['fields']);
-        }
-        if (!isset($config['type'])) {
-            return $config;
-        }
-        $type = $config['type'];
-        if (!$fields_registry->exists($type)) {
-            return $config;
-        }
-        $field_type_class = $fields_registry->get($type);
-        $new_config = is_array($config)
-            ? $field_type_class::transformConfig($config)
-            : $config;
-
-        return $new_config;
-    }
-
-    /**
-     * Applies config transformation on list a meta field configuration.
-     *
-     * @param array $config a list of field config
-     *
-     * @return array the transformed list of config
-     */
-    function transform_aeria_meta_config_list(array $configs)
-    {
-        foreach ($configs as $index => $config) {
-            $configs[$index] = transform_aeria_meta_config($config);
-        }
-
-        return $configs;
-    }
-
-    /**
-     * Applies config transformation on a list of section definitions.
-     *
-     * @param array $config a list of section definitions
-     *
-     * @return array the transformed list of section definitions
-     */
-    function transform_aeria_sections_definitions(array $configs)
-    {
-        foreach ($configs as $index => $config) {
-            $configs[$index]['fields'] = transform_aeria_meta_config_list($config['fields']);
-        }
-
-        return $configs;
-    }
-
     /**
      * Flattens an array.
      *
diff --git a/Resources/Templates/MetaTemplate.php b/Resources/Templates/MetaTemplate.php
index ccd6176..5589fd2 100644
--- a/Resources/Templates/MetaTemplate.php
+++ b/Resources/Templates/MetaTemplate.php
@@ -1,7 +1,9 @@
-<div id="aeriaApp-<?=$data['metabox']['id']?>" class="aeriaApp">
-  <?php wp_editor( '', 'loadTinymce'); ?>
+<div id="aeriaApp-<?=$data['metabox']['id']; ?>" class="aeriaApp">
+  <div style="display: none;">
+    <?php wp_editor('', 'loadTinymce'); ?>
+  </div>
 </div>
 <script>
   window.aeriaMetaboxes = window.aeriaMetaboxes || [];
-  window.aeriaMetaboxes.push(<?=wp_json_encode($data['metabox']);?>);
+  window.aeriaMetaboxes.push(<?=wp_json_encode($data['metabox']); ?>);
 </script>
diff --git a/Resources/Templates/OptionTemplate.php b/Resources/Templates/OptionTemplate.php
index 07226b1..f454989 100644
--- a/Resources/Templates/OptionTemplate.php
+++ b/Resources/Templates/OptionTemplate.php
@@ -1,12 +1,14 @@
-<h1><?=$data["config"]["title"]?></h1>
+<h1><?=$data['config']['title']; ?></h1>
 <form method="post">
     <?= wp_nonce_field($data['nonceIDs']['action'], $data['nonceIDs']['field']); ?>
-    <div id="aeriaApp-<?=$data["config"]['id']?>" class="aeriaApp">
-      <?php wp_editor( '', 'loadTinymce'); ?>
+    <div id="aeriaApp-<?=$data['config']['id']; ?>" class="aeriaApp">
+      <div style="display: none;">
+        <?php wp_editor('', 'loadTinymce'); ?>
+      </div>
     </div>
     <script>
         window.aeriaMetaboxes = window.aeriaMetaboxes || [];
-        window.aeriaMetaboxes.push(<?=wp_json_encode($data["config"]); ?>);
+        window.aeriaMetaboxes.push(<?=wp_json_encode($data['config']); ?>);
     </script>
     <?= submit_button(); ?>
 </form>
diff --git a/Resources/Templates/SectionEncoderTemplate.php b/Resources/Templates/SectionEncoderTemplate.php
index 1a82717..f45816d 100644
--- a/Resources/Templates/SectionEncoderTemplate.php
+++ b/Resources/Templates/SectionEncoderTemplate.php
@@ -1,3 +1,3 @@
 <script>
-    window.aeriaSections = <?= wp_json_encode(transform_aeria_sections_definitions($data['section_config'])); ?>;
+    window.aeriaSections = <?= wp_json_encode($data['section_config']); ?>;
 </script>
diff --git a/aeria.php b/aeria.php
index f7550bc..e4e6e44 100755
--- a/aeria.php
+++ b/aeria.php
@@ -11,7 +11,7 @@
  * Plugin Name: Aeria
  * Plugin URI:  https://github.com/caffeinalab/aeria
  * Description: Aeria is a modular, lightweight, fast WordPress Application development kit.
- * Version:     3.0.17
+ * Version:     3.0.18
  * Author:      Caffeina
  * Author URI:  https://caffeina.com
  * Text Domain: aeria
diff --git a/vendor/autoload.php b/vendor/autoload.php
index 621ff20..0ff7f4a 100644
--- a/vendor/autoload.php
+++ b/vendor/autoload.php
@@ -4,4 +4,4 @@
 
 require_once __DIR__ . '/composer/autoload_real.php';
 
-return ComposerAutoloaderInitfceaec5a919c74e81bdeb7d4cf8f444e::getLoader();
+return ComposerAutoloaderInit90e03e2dfe985392e1653de22bc948ce::getLoader();
diff --git a/vendor/composer/autoload_real.php b/vendor/composer/autoload_real.php
index 5d3065c..01f73ad 100644
--- a/vendor/composer/autoload_real.php
+++ b/vendor/composer/autoload_real.php
@@ -2,7 +2,7 @@
 
 // autoload_real.php @generated by Composer
 
-class ComposerAutoloaderInitfceaec5a919c74e81bdeb7d4cf8f444e
+class ComposerAutoloaderInit90e03e2dfe985392e1653de22bc948ce
 {
     private static $loader;
 
@@ -19,15 +19,15 @@ public static function getLoader()
             return self::$loader;
         }
 
-        spl_autoload_register(array('ComposerAutoloaderInitfceaec5a919c74e81bdeb7d4cf8f444e', 'loadClassLoader'), true, true);
+        spl_autoload_register(array('ComposerAutoloaderInit90e03e2dfe985392e1653de22bc948ce', 'loadClassLoader'), true, true);
         self::$loader = $loader = new \Composer\Autoload\ClassLoader();
-        spl_autoload_unregister(array('ComposerAutoloaderInitfceaec5a919c74e81bdeb7d4cf8f444e', 'loadClassLoader'));
+        spl_autoload_unregister(array('ComposerAutoloaderInit90e03e2dfe985392e1653de22bc948ce', 'loadClassLoader'));
 
         $useStaticLoader = PHP_VERSION_ID >= 50600 && !defined('HHVM_VERSION') && (!function_exists('zend_loader_file_encoded') || !zend_loader_file_encoded());
         if ($useStaticLoader) {
             require_once __DIR__ . '/autoload_static.php';
 
-            call_user_func(\Composer\Autoload\ComposerStaticInitfceaec5a919c74e81bdeb7d4cf8f444e::getInitializer($loader));
+            call_user_func(\Composer\Autoload\ComposerStaticInit90e03e2dfe985392e1653de22bc948ce::getInitializer($loader));
         } else {
             $map = require __DIR__ . '/autoload_namespaces.php';
             foreach ($map as $namespace => $path) {
@@ -48,19 +48,19 @@ public static function getLoader()
         $loader->register(true);
 
         if ($useStaticLoader) {
-            $includeFiles = Composer\Autoload\ComposerStaticInitfceaec5a919c74e81bdeb7d4cf8f444e::$files;
+            $includeFiles = Composer\Autoload\ComposerStaticInit90e03e2dfe985392e1653de22bc948ce::$files;
         } else {
             $includeFiles = require __DIR__ . '/autoload_files.php';
         }
         foreach ($includeFiles as $fileIdentifier => $file) {
-            composerRequirefceaec5a919c74e81bdeb7d4cf8f444e($fileIdentifier, $file);
+            composerRequire90e03e2dfe985392e1653de22bc948ce($fileIdentifier, $file);
         }
 
         return $loader;
     }
 }
 
-function composerRequirefceaec5a919c74e81bdeb7d4cf8f444e($fileIdentifier, $file)
+function composerRequire90e03e2dfe985392e1653de22bc948ce($fileIdentifier, $file)
 {
     if (empty($GLOBALS['__composer_autoload_files'][$fileIdentifier])) {
         require $file;
diff --git a/vendor/composer/autoload_static.php b/vendor/composer/autoload_static.php
index 19bf6d4..170e122 100644
--- a/vendor/composer/autoload_static.php
+++ b/vendor/composer/autoload_static.php
@@ -4,7 +4,7 @@
 
 namespace Composer\Autoload;
 
-class ComposerStaticInitfceaec5a919c74e81bdeb7d4cf8f444e
+class ComposerStaticInit90e03e2dfe985392e1653de22bc948ce
 {
     public static $files = array (
         'd675c376038c78b0d320f3c784804a3c' => __DIR__ . '/../..' . '/Aeria/helpers.php',
@@ -27,8 +27,8 @@ class ComposerStaticInitfceaec5a919c74e81bdeb7d4cf8f444e
     public static function getInitializer(ClassLoader $loader)
     {
         return \Closure::bind(function () use ($loader) {
-            $loader->prefixLengthsPsr4 = ComposerStaticInitfceaec5a919c74e81bdeb7d4cf8f444e::$prefixLengthsPsr4;
-            $loader->prefixDirsPsr4 = ComposerStaticInitfceaec5a919c74e81bdeb7d4cf8f444e::$prefixDirsPsr4;
+            $loader->prefixLengthsPsr4 = ComposerStaticInit90e03e2dfe985392e1653de22bc948ce::$prefixLengthsPsr4;
+            $loader->prefixDirsPsr4 = ComposerStaticInit90e03e2dfe985392e1653de22bc948ce::$prefixDirsPsr4;
 
         }, null, ClassLoader::class);
     }