diff --git a/datamodels/2.x/itop-portal-base/portal/src/forms/objectformmanager.class.inc.php b/datamodels/2.x/itop-portal-base/portal/src/forms/objectformmanager.class.inc.php
index 305c1296e..5daf17c47 100644
--- a/datamodels/2.x/itop-portal-base/portal/src/forms/objectformmanager.class.inc.php
+++ b/datamodels/2.x/itop-portal-base/portal/src/forms/objectformmanager.class.inc.php
@@ -357,6 +357,7 @@ class ObjectFormManager extends FormManager
 			{
 				// Creating sandbox twig env. to load and test the custom form template
 				$oTwig = new \Twig_Environment(new \Twig_Loader_String());
+				ApplicationHelper::RegisterTwigExtensions($oTwig);
 				$sRendered = $oTwig->render($this->aFormProperties['layout']['content'], array('oRenderer' => $this->oRenderer, 'oObject' => $this->oObject));
 			}
 			else
@@ -366,7 +367,8 @@ class ObjectFormManager extends FormManager
 
 			// Parsing rendered template to find the fields
 			$oHtmlDocument = new \DOMDocument();
-			$oHtmlDocument->loadHTML('<root>' . $sRendered . '</root>');
+			// Note: Loading as XML instead of HTML avoid some encoding issues (eg. 'é' was transformed to '&tilde;&copy;')
+			$oHtmlDocument->loadXML('<root>' . $sRendered . '</root>');
 
 			// Adding fields to the list
 			$oXPath = new \DOMXPath($oHtmlDocument);
diff --git a/datamodels/2.x/itop-portal-base/portal/src/helpers/applicationhelper.class.inc.php b/datamodels/2.x/itop-portal-base/portal/src/helpers/applicationhelper.class.inc.php
index 403a9a319..72bf34328 100644
--- a/datamodels/2.x/itop-portal-base/portal/src/helpers/applicationhelper.class.inc.php
+++ b/datamodels/2.x/itop-portal-base/portal/src/helpers/applicationhelper.class.inc.php
@@ -25,6 +25,7 @@ use \Symfony\Component\Debug\ErrorHandler;
 //use \Symfony\Component\Debug\ExceptionHandler;
 use \Combodo\iTop\Portal\Handler\ExceptionHandler;
 use \Symfony\Component\HttpFoundation\Request;
+use \Twig_Environment;
 use \Twig_SimpleFilter;
 use \Dict;
 use \utils;
@@ -192,13 +193,13 @@ class ApplicationHelper
 	 * Registers Twig extensions such as filters or functions.
 	 * It allows us to access some stuff directly in twig.
 	 *
-	 * @param \Silex\Application $oApp
+	 * @param \Twig_Environment $oTwigEnv
 	 */
-	static function RegisterTwigExtensions(Application $oApp)
+	static function RegisterTwigExtensions(Twig_Environment &$oTwigEnv)
 	{
 		// A filter to translate a string via the Dict::S function
 		// Usage in twig : {{ 'String:ToTranslate'|dict_s }}
-		$oApp['twig']->addFilter(new Twig_SimpleFilter('dict_s', function($sStringCode, $sDefault = null, $bUserLanguageOnly = false)
+        $oTwigEnv->addFilter(new Twig_SimpleFilter('dict_s', function($sStringCode, $sDefault = null, $bUserLanguageOnly = false)
 		{
 			return Dict::S($sStringCode, $sDefault, $bUserLanguageOnly);
 		})
@@ -206,7 +207,7 @@ class ApplicationHelper
 
 		// A filter to format a string via the Dict::Format function
 		// Usage in twig : {{ 'String:ToTranslate'|dict_format() }}
-		$oApp['twig']->addFilter(new Twig_SimpleFilter('dict_format', function($sStringCode, $sParam01 = null, $sParam02 = null, $sParam03 = null, $sParam04 = null)
+        $oTwigEnv->addFilter(new Twig_SimpleFilter('dict_format', function($sStringCode, $sParam01 = null, $sParam02 = null, $sParam03 = null, $sParam04 = null)
 		{
 			return Dict::Format($sStringCode, $sParam01, $sParam02, $sParam03, $sParam04);
 		})
@@ -214,19 +215,19 @@ class ApplicationHelper
 
 		// Filters to enable base64 encode/decode
 		// Usage in twig : {{ 'String to encode'|base64_encode }}
-		$oApp['twig']->addFilter(new Twig_SimpleFilter('base64_encode', 'base64_encode'));
-		$oApp['twig']->addFilter(new Twig_SimpleFilter('base64_decode', 'base64_decode'));
+        $oTwigEnv->addFilter(new Twig_SimpleFilter('base64_encode', 'base64_encode'));
+        $oTwigEnv->addFilter(new Twig_SimpleFilter('base64_decode', 'base64_decode'));
 
 		// Filters to enable json decode  (encode already exists)
 		// Usage in twig : {{ aSomeArray|json_decode }}
-		$oApp['twig']->addFilter(new Twig_SimpleFilter('json_decode', function($sJsonString, $bAssoc = false)
+        $oTwigEnv->addFilter(new Twig_SimpleFilter('json_decode', function($sJsonString, $bAssoc = false)
 		{
 			return json_decode($sJsonString, $bAssoc);
 		})
 		);
 
 		// Filter to add itopversion to an url
-		$oApp['twig']->addFilter(new Twig_SimpleFilter('add_itop_version', function($sUrl)
+        $oTwigEnv->addFilter(new Twig_SimpleFilter('add_itop_version', function($sUrl)
 		{
 			if (strpos($sUrl, '?') === false)
 			{
@@ -1084,5 +1085,3 @@ class ApplicationHelper
 	}
 
 }
-
-?>
\ No newline at end of file
diff --git a/datamodels/2.x/itop-portal-base/portal/web/index.php b/datamodels/2.x/itop-portal-base/portal/web/index.php
index c7531bb62..a859b21a8 100644
--- a/datamodels/2.x/itop-portal-base/portal/web/index.php
+++ b/datamodels/2.x/itop-portal-base/portal/web/index.php
@@ -101,7 +101,7 @@ ApplicationHelper::LoadRouters();
 ApplicationHelper::RegisterRoutes($oApp);
 ApplicationHelper::LoadBricks();
 ApplicationHelper::LoadFormManagers();
-ApplicationHelper::RegisterTwigExtensions($oApp);
+ApplicationHelper::RegisterTwigExtensions($oApp['twig']);
 
 // Loading portal configuration from the module design
 ApplicationHelper::LoadPortalConfiguration($oApp);