diff --git a/htdocs/accountancy/closure/index.php b/htdocs/accountancy/closure/index.php
index 390c288b606..bcb3d7901f5 100644
--- a/htdocs/accountancy/closure/index.php
+++ b/htdocs/accountancy/closure/index.php
@@ -29,7 +29,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/class/html.formaccounting.class.php';
 require_once DOL_DOCUMENT_ROOT.'/accountancy/class/bookkeeping.class.php';
 
 // Load translation files required by the page
-$langs->loadLangs(array("compta", "bills", "other", "main", "accountancy"));
+$langs->loadLangs(array("compta", "bills", "other", "accountancy"));
 
 $socid = GETPOST('socid', 'int');
 
diff --git a/htdocs/accountancy/customer/index.php b/htdocs/accountancy/customer/index.php
index d33f5e12312..9580e8bca37 100644
--- a/htdocs/accountancy/customer/index.php
+++ b/htdocs/accountancy/customer/index.php
@@ -33,7 +33,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 
 // Load translation files required by the page
-$langs->loadLangs(array("compta", "bills", "other", "main", "accountancy"));
+$langs->loadLangs(array("compta", "bills", "other", "accountancy"));
 
 // Security check
 if (empty($conf->accounting->enabled)) {
diff --git a/htdocs/accountancy/expensereport/index.php b/htdocs/accountancy/expensereport/index.php
index b4e85fd517a..baeefa1bbfb 100644
--- a/htdocs/accountancy/expensereport/index.php
+++ b/htdocs/accountancy/expensereport/index.php
@@ -30,7 +30,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/lib/accounting.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/expensereport/class/expensereport.class.php';
 
 // Load translation files required by the page
-$langs->loadLangs(array("compta", "bills", "other", "main", "accountancy"));
+$langs->loadLangs(array("compta", "bills", "other", "accountancy"));
 
 $month_start = ($conf->global->SOCIETE_FISCAL_MONTH_START ? ($conf->global->SOCIETE_FISCAL_MONTH_START) : 1);
 if (GETPOST("year", 'int')) {
diff --git a/htdocs/accountancy/supplier/index.php b/htdocs/accountancy/supplier/index.php
index a69debeb0c0..c1a3ffe23a6 100644
--- a/htdocs/accountancy/supplier/index.php
+++ b/htdocs/accountancy/supplier/index.php
@@ -31,7 +31,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.facture.class.php';
 
 // Load translation files required by the page
-$langs->loadLangs(array("compta", "bills", "other", "main", "accountancy"));
+$langs->loadLangs(array("compta", "bills", "other", "accountancy"));
 
 // Security check
 if (empty($conf->accounting->enabled)) {
diff --git a/htdocs/cashdesk/index_verif.php b/htdocs/cashdesk/index_verif.php
index 47a1d90b76c..94e0e7009cf 100644
--- a/htdocs/cashdesk/index_verif.php
+++ b/htdocs/cashdesk/index_verif.php
@@ -31,7 +31,7 @@ require_once DOL_DOCUMENT_ROOT.'/cashdesk/include/environnement.php';
 require_once DOL_DOCUMENT_ROOT.'/cashdesk/class/Auth.class.php';
 
 // Load translation files required by the page
-$langs->loadLangs(array("main", "admin", "cashdesk"));
+$langs->loadLangs(array("admin", "cashdesk"));
 
 $username = GETPOST("txtUsername");
 $password = GETPOST("pwdPassword");
diff --git a/htdocs/public/agenda/agendaexport.php b/htdocs/public/agenda/agendaexport.php
index 2aaeb12de23..cc255b185ed 100644
--- a/htdocs/public/agenda/agendaexport.php
+++ b/htdocs/public/agenda/agendaexport.php
@@ -212,9 +212,7 @@ if ($format == 'ical') {
 if ($format == 'rss') {
 	$shortfilename .= '.rss'; $filename .= '.rss';
 }
-
 if ($shortfilename == 'dolibarrcalendar') {
-	$langs->load("main");
 	$langs->load("errors");
 	llxHeaderVierge();
 	print '<div class="error">'.$langs->trans("ErrorWrongValueForParameterX", 'format').'</div>';
diff --git a/htdocs/public/project/index.php b/htdocs/public/project/index.php
index ce48db9e729..013f290dc6a 100644
--- a/htdocs/public/project/index.php
+++ b/htdocs/public/project/index.php
@@ -72,7 +72,7 @@ $hookmanager->initHooks(array('newpayment'));
 global $dolibarr_main_instance_unique_id;
 
 // Load translation files
-$langs->loadLangs(array("main", "other", "dict", "bills", "companies", "errors", "paybox", "paypal", "stripe")); // File with generic data
+$langs->loadLangs(array("other", "dict", "bills", "companies", "errors", "paybox", "paypal", "stripe")); // File with generic data
 
 // Security check
 // No check on module enabled. Done later according to $validpaymentmethod
diff --git a/htdocs/public/project/new.php b/htdocs/public/project/new.php
index 048df9c41b3..e4a8b495d7c 100644
--- a/htdocs/public/project/new.php
+++ b/htdocs/public/project/new.php
@@ -60,13 +60,12 @@ require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 
 // Init vars
 $errmsg = '';
-$num = 0;
 $error = 0;
 $backtopage = GETPOST('backtopage', 'alpha');
 $action = GETPOST('action', 'aZ09');
 
 // Load translation files
-$langs->loadLangs(array("main", "members", "companies", "install", "other"));
+$langs->loadLangs(array("members", "companies", "install", "other"));
 
 // Security check
 if (empty($conf->projet->enabled)) {