diff --git a/htdocs/societe/class/api_thirdparties.class.php b/htdocs/societe/class/api_thirdparties.class.php
index 7fe72779c6c..c0401ce958f 100644
--- a/htdocs/societe/class/api_thirdparties.class.php
+++ b/htdocs/societe/class/api_thirdparties.class.php
@@ -1366,8 +1366,8 @@ class Thirdparties extends DolibarrApi
 		$outputlangs = $langs;
 		$newlang = '';
 
-		//if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) $newlang = GETPOST('lang_id', 'aZ09');
-		if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
+		//if (getDolGlobalInt('MAIN_MULTILANGS') && empty($newlang) && GETPOST('lang_id', 'aZ09')) $newlang = GETPOST('lang_id', 'aZ09');
+		if (getDolGlobalInt('MAIN_MULTILANGS') && empty($newlang)) {
 			if (isset($this->company->thirdparty->default_lang)) {
 				$newlang = $this->company->thirdparty->default_lang; // for proposal, order, invoice, ...
 			} elseif (isset($this->company->default_lang)) {
diff --git a/htdocs/supplier_proposal/card.php b/htdocs/supplier_proposal/card.php
index 7d2bf3c2eb0..da70aa005d9 100644
--- a/htdocs/supplier_proposal/card.php
+++ b/htdocs/supplier_proposal/card.php
@@ -202,7 +202,7 @@ if (empty($reshook)) {
 		if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 			// Define output language
 			$outputlangs = $langs;
-			if (!empty($conf->global->MAIN_MULTILANGS)) {
+			if (getDolGlobalInt('MAIN_MULTILANGS')) {
 				$outputlangs = new Translate("", $conf);
 				$newlang = (GETPOST('lang_id', 'aZ09') ? GETPOST('lang_id', 'aZ09') : $object->thirdparty->default_lang);
 				$outputlangs->setDefaultLang($newlang);
@@ -222,10 +222,10 @@ if (empty($reshook)) {
 				if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 					$outputlangs = $langs;
 					$newlang = '';
-					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+					if (getDolGlobalInt('MAIN_MULTILANGS') && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 						$newlang = GETPOST('lang_id', 'aZ09');
 					}
-					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
+					if (getDolGlobalInt('MAIN_MULTILANGS') && empty($newlang)) {
 						$newlang = $object->thirdparty->default_lang;
 					}
 					if (!empty($newlang)) {
@@ -449,10 +449,10 @@ if (empty($reshook)) {
 						if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 							$outputlangs = $langs;
 							$newlang = '';
-							if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+							if (getDolGlobalInt('MAIN_MULTILANGS') && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 								$newlang = GETPOST('lang_id', 'aZ09');
 							}
-							if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
+							if (getDolGlobalInt('MAIN_MULTILANGS') && empty($newlang)) {
 								$newlang = $object->thirdparty->default_lang;
 							}
 							if (!empty($newlang)) {
@@ -527,7 +527,7 @@ if (empty($reshook)) {
 		if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 			// Define output language
 			$outputlangs = $langs;
-			if (!empty($conf->global->MAIN_MULTILANGS)) {
+			if (getDolGlobalInt('MAIN_MULTILANGS')) {
 				$outputlangs = new Translate("", $conf);
 				$newlang = (GETPOST('lang_id', 'aZ09') ? GETPOST('lang_id', 'aZ09') : $object->thirdparty->default_lang);
 				$outputlangs->setDefaultLang($newlang);
@@ -659,7 +659,7 @@ if (empty($reshook)) {
 					$label = $productsupplier->label;
 
 					// Define output language
-					if (!empty($conf->global->MAIN_MULTILANGS) && !empty($conf->global->PRODUIT_TEXTS_IN_THIRDPARTY_LANGUAGE)) {
+					if (getDolGlobalInt('MAIN_MULTILANGS') && !empty($conf->global->PRODUIT_TEXTS_IN_THIRDPARTY_LANGUAGE)) {
 						$outputlangs = $langs;
 						$newlang = '';
 						if (empty($newlang) && GETPOST('lang_id', 'aZ09')) {
@@ -852,10 +852,10 @@ if (empty($reshook)) {
 				if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 					$outputlangs = $langs;
 					$newlang = '';
-					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+					if (getDolGlobalInt('MAIN_MULTILANGS') && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 						$newlang = GETPOST('lang_id', 'aZ09');
 					}
-					if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang)) {
+					if (getDolGlobalInt('MAIN_MULTILANGS') && empty($newlang)) {
 						$newlang = $object->thirdparty->default_lang;
 					}
 					if (!empty($newlang)) {
@@ -1040,7 +1040,7 @@ if (empty($reshook)) {
 				if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 					// Define output language
 					$outputlangs = $langs;
-					if (!empty($conf->global->MAIN_MULTILANGS)) {
+					if (getDolGlobalInt('MAIN_MULTILANGS')) {
 						$outputlangs = new Translate("", $conf);
 						$newlang = (GETPOST('lang_id', 'aZ09') ? GETPOST('lang_id', 'aZ09') : $object->thirdparty->default_lang);
 						$outputlangs->setDefaultLang($newlang);
diff --git a/htdocs/supplier_proposal/class/supplier_proposal.class.php b/htdocs/supplier_proposal/class/supplier_proposal.class.php
index 0e8789dc84a..7ecd6e0b3a5 100644
--- a/htdocs/supplier_proposal/class/supplier_proposal.class.php
+++ b/htdocs/supplier_proposal/class/supplier_proposal.class.php
@@ -1721,7 +1721,7 @@ class SupplierProposal extends CommonObject
 			if (empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				// Define output language
 				$outputlangs = $langs;
-				if (!empty($conf->global->MAIN_MULTILANGS)) {
+				if (getDolGlobalInt('MAIN_MULTILANGS')) {
 					$outputlangs = new Translate("", $conf);
 					$newlang = (GETPOST('lang_id', 'aZ09') ? GETPOST('lang_id', 'aZ09') : $this->thirdparty->default_lang);
 					$outputlangs->setDefaultLang($newlang);
diff --git a/htdocs/ticket/card.php b/htdocs/ticket/card.php
index 862ea805a72..d12d84d00f1 100755
--- a/htdocs/ticket/card.php
+++ b/htdocs/ticket/card.php
@@ -1474,9 +1474,9 @@ if ($action == 'create' || $action == 'presend') {
 
 			$outputlangs = $langs;
 			$newlang = '';
-			if (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
+			if (getDolGlobalInt('MAIN_MULTILANGS') && empty($newlang) && GETPOST('lang_id', 'aZ09')) {
 				$newlang = GETPOST('lang_id', 'aZ09');
-			} elseif (!empty($conf->global->MAIN_MULTILANGS) && empty($newlang) && is_object($object->thirdparty)) {
+			} elseif (getDolGlobalInt('MAIN_MULTILANGS') && empty($newlang) && is_object($object->thirdparty)) {
 				$newlang = $object->thirdparty->default_lang;
 			}
 			if (!empty($newlang)) {
diff --git a/htdocs/user/card.php b/htdocs/user/card.php
index 524d4589c8e..507240f352f 100644
--- a/htdocs/user/card.php
+++ b/htdocs/user/card.php
@@ -1179,7 +1179,7 @@ if ($action == 'create' || $action == 'adduserldap') {
 		print "</td></tr>";
 	}
 
-	if (!empty($conf->global->MAIN_MULTILANGS)) {
+	if (getDolGlobalInt('MAIN_MULTILANGS')) {
 		print '<tr><td>'.$form->editfieldkey('DefaultLang', 'default_lang', '', $object, 0, 'string', '', 0, 0, 'id', $langs->trans("WarningNotLangOfInterface", $langs->transnoentitiesnoconv("UserGUISetup"))).'</td>';
 		print '<td class="maxwidthonsmartphone">'."\n";
 		print img_picto('', 'language', 'class="pictofixedwidth"').$formadmin->select_language(GETPOST('default_lang', 'alpha') ?GETPOST('default_lang', 'alpha') : ($object->lang ? $object->lang : ''), 'default_lang', 0, 0, 1, 0, 0, 'maxwidth200onsmartphone widthcentpercentminusx');
@@ -1636,7 +1636,7 @@ if ($action == 'create' || $action == 'adduserldap') {
 			}
 
 			// Default language
-			if (!empty($conf->global->MAIN_MULTILANGS)) {
+			if (getDolGlobalInt('MAIN_MULTILANGS')) {
 				$langs->load("languages");
 				require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 				print '<tr><td class="titlefield">';
@@ -2596,7 +2596,7 @@ if ($action == 'create' || $action == 'adduserldap') {
 			}
 
 			// Default language
-			if (!empty($conf->global->MAIN_MULTILANGS)) {
+			if (getDolGlobalInt('MAIN_MULTILANGS')) {
 				print '<tr><td>'.$form->editfieldkey('DefaultLang', 'default_lang', '', $object, 0, 'string', '', 0, 0, 'id', $langs->trans("WarningNotLangOfInterface", $langs->transnoentitiesnoconv("UserGUISetup"))).'</td><td colspan="3">'."\n";
 				print img_picto('', 'language', 'class="pictofixedwidth"').$formadmin->select_language($object->lang, 'default_lang', 0, null, '1', 0, 0, 'widthcentpercentminusx maxwidth300');
 				print '</td>';