diff --git a/htdocs/core/class/conf.class.php b/htdocs/core/class/conf.class.php
index 32d7b145a41..3d6526690a7 100644
--- a/htdocs/core/class/conf.class.php
+++ b/htdocs/core/class/conf.class.php
@@ -203,7 +203,7 @@ class Conf
 						{
 							$modulename = strtolower($reg[1]);
 							$partname = strtolower($reg[2]);
-							if (!is_array($this->modules_parts[$partname])) { $this->modules_parts[$partname] = array(); }
+							if (!isset($this->modules_parts[$partname]) || !is_array($this->modules_parts[$partname])) { $this->modules_parts[$partname] = array(); }
 							$arrValue = json_decode($value, true);
 							if (is_array($arrValue) && !empty($arrValue)) $value = $arrValue;
 							elseif (in_array($partname, array('login', 'menus', 'substitutions', 'triggers', 'tpl'))) $value = '/'.$modulename.'/core/'.$partname.'/';
diff --git a/htdocs/fourn/facture/paiement.php b/htdocs/fourn/facture/paiement.php
index 8c2fdbdb5b6..bd5950151eb 100644
--- a/htdocs/fourn/facture/paiement.php
+++ b/htdocs/fourn/facture/paiement.php
@@ -245,7 +245,7 @@ if (empty($reshook))
 	    {
 	        $action = 'create';
 	    }
-	    // Le reste propre a cette action s'affiche en bas de page.
+	    // All the next of this action is displayed at the page's bottom.
 	}
 
 
@@ -292,7 +292,7 @@ if (empty($reshook))
 	        $thirdparty = new Societe($db);
             if ($socid > 0) $thirdparty->fetch($socid);
 
-	        // Creation de la ligne paiement
+	        // Creation of payment line
 	        $paiement = new PaiementFourn($db);
 	        $paiement->datepaye     = $datepaye;
 	        $paiement->amounts      = $amounts; // Array of amounts
@@ -521,7 +521,7 @@ if ($action == 'create' || $action == 'confirm_paiement' || $action == 'add_paie
 	            $sql .= " WHERE f.entity = ".$conf->entity;
 	            $sql .= ' AND f.fk_soc = '.$object->socid;
 	            $sql .= ' AND f.paye = 0';
-	            $sql .= ' AND f.fk_statut = 1'; // Statut=0 => non validee, Statut=2 => annulee
+	            $sql .= ' AND f.fk_statut = 1'; // Status=0 => unvalidated, Status=2 => canceled
 	            if ($object->type != FactureFournisseur::TYPE_CREDIT_NOTE)
 	            {
 	                $sql .= ' AND f.type IN (0,1,3,5)'; // Standard invoice, replacement, deposit, situation
@@ -756,7 +756,7 @@ if ($action == 'create' || $action == 'confirm_paiement' || $action == 'add_paie
 	            }
 			}
 
-	        // Bouton Enregistrer
+	        // Save Button
 	        if ($action != 'add_paiement')
 	        {
 				print '<br><div class="center"><input type="checkbox" checked name="closepaidinvoices"> '.$langs->trans("ClosePaidInvoicesAutomatically");
diff --git a/htdocs/fourn/paiement/card.php b/htdocs/fourn/paiement/card.php
index 82c6e1d18d3..7ea1958c9e2 100644
--- a/htdocs/fourn/paiement/card.php
+++ b/htdocs/fourn/paiement/card.php
@@ -128,7 +128,7 @@ if ($action == 'setdatep' && !empty($_POST['datepday']))
 
 // Build document
 $upload_dir = $conf->fournisseur->payment->dir_output;
-// TODO: get the appropriate permisson
+// TODO: get the appropriate permission
 $permissiontoadd = true;
 include DOL_DOCUMENT_ROOT.'/core/actions_builddoc.inc.php';
 
@@ -151,7 +151,7 @@ dol_fiche_head($head, 'payment', $langs->trans('SupplierPayment'), -1, 'payment'
 if ($result > 0)
 {
 	/*
-	 * Confirmation de la suppression du paiement
+	 * Confirmation of payment's delete
 	 */
 	if ($action == 'delete')
 	{
@@ -159,7 +159,7 @@ if ($result > 0)
 	}
 
 	/*
-	 * Confirmation de la validation du paiement
+	 * Confirmation of payment's validation
 	 */
 	if ($action == 'valide')
 	{
@@ -181,7 +181,7 @@ if ($result > 0)
     print $form->showrefnav($object,'id','',1,'rowid','ref');
 	print '</td></tr>';*/
 
-	// Date payment
+	// Date of payment
 	print '<tr><td class="titlefield" colspan="2">'.$form->editfieldkey("Date", 'datep', $object->date, $object, $object->statut == 0 && $user->rights->fournisseur->facture->creer).'</td><td colspan="3">';
 	print $form->editfieldval("Date", 'datep', $object->date, $object, $object->statut == 0 && $user->rights->fournisseur->facture->creer, 'datehourpicker', '', null, $langs->trans('PaymentDateUpdateSucceeded'));
 	print '</td></tr>';
@@ -251,7 +251,7 @@ if ($result > 0)
 	print '<br>';
 
 	/**
-	 *	List of vendor invoices
+	 *	List of seller's invoices
 	 */
 	$sql = 'SELECT f.rowid, f.rowid as facid, f.ref, f.ref_supplier, f.type, f.paye, f.total_ht, f.total_tva, f.total_ttc, f.datef as date, f.fk_statut as status,';
 	$sql .= ' pf.amount, s.nom as name, s.rowid as socid';
@@ -332,7 +332,7 @@ if ($result > 0)
 
 
 	/*
-	 * Boutons Actions
+	 * Actions Buttons
 	 */
 
 	print '<div class="tabsAction">';
diff --git a/htdocs/projet/card.php b/htdocs/projet/card.php
index db38e3c02d7..c7e22bfb5cd 100644
--- a/htdocs/projet/card.php
+++ b/htdocs/projet/card.php
@@ -1183,7 +1183,7 @@ if ($action == 'create' && $user->rights->projet->creer)
 	}
 
 	/*
-     * Boutons actions
+     * Actions Buttons
      */
 	print '<div class="tabsAction">';
 	$parameters = array();
diff --git a/htdocs/projet/contact.php b/htdocs/projet/contact.php
index 8bbdbed9e6a..471e50139f5 100644
--- a/htdocs/projet/contact.php
+++ b/htdocs/projet/contact.php
@@ -84,7 +84,7 @@ if ($action == 'addcontact' && $user->rights->projet->creer)
 	}
 }
 
-// bascule du statut d'un contact
+// Change contact's status
 if ($action == 'swapstatut' && $user->rights->projet->creer)
 {
 	if ($object->fetch($id))
@@ -95,7 +95,7 @@ if ($action == 'swapstatut' && $user->rights->projet->creer)
 	}
 }
 
-// Efface un contact
+// Delete a contact
 if (($action == 'deleteline' || $action == 'deletecontact') && $user->rights->projet->creer)
 {
 	$object->fetch($id);
@@ -128,7 +128,7 @@ $userstatic = new User($db);
 
 /* *************************************************************************** */
 /*                                                                             */
-/* Mode vue et edition                                                         */
+/* Edition and view mode                                                       */
 /*                                                                             */
 /* *************************************************************************** */
 
diff --git a/htdocs/projet/ganttview.php b/htdocs/projet/ganttview.php
index f15e6d4900f..3ddd0402db7 100644
--- a/htdocs/projet/ganttview.php
+++ b/htdocs/projet/ganttview.php
@@ -262,14 +262,14 @@ if (count($tasksarray) > 0)
 	$tasks = array();
 	$task_dependencies = array();
 	$taskcursor = 0;
-	foreach ($tasksarray as $key => $val)	// Task array are sorted by "project, position, dateo"
+	foreach ($tasksarray as $key => $val)	// Task array are sorted by "project, position, date"
 	{
 		$task->fetch($val->id, '');
 
 		$idparent = ($val->fk_parent ? $val->fk_parent : '-'.$val->fk_project); // If start with -, id is a project id
 
 		$tasks[$taskcursor]['task_id'] = $val->id;
-		$tasks[$taskcursor]['task_alternate_id'] = ($taskcursor + 1); // An id that has same order than position (requird by ganttchart)
+		$tasks[$taskcursor]['task_alternate_id'] = ($taskcursor + 1); // An id that has same order than position (required by ganttchart)
 		$tasks[$taskcursor]['task_project_id'] = $val->fk_project;
 		$tasks[$taskcursor]['task_parent'] = $idparent;
 
diff --git a/htdocs/projet/list.php b/htdocs/projet/list.php
index 42f84c157a8..1f32494a72c 100644
--- a/htdocs/projet/list.php
+++ b/htdocs/projet/list.php
@@ -284,7 +284,7 @@ $formproject = new FormProjets($db);
 $title = $langs->trans("Projects");
 
 
-// Get list of project id allowed to user (in a string list separated by coma)
+// Get list of project id allowed to user (in a string list separated by comma)
 $projectsListId = '';
 if (!$user->rights->projet->all->lire) $projectsListId = $object->getProjectsAuthorizedForUser($user, 0, 1, $socid);
 
@@ -386,7 +386,7 @@ if (empty($conf->global->MAIN_DISABLE_FULL_SCANLIST))
 {
 	$result = $db->query($sql);
 	$nbtotalofrecords = $db->num_rows($result);
-	if (($page * $limit) > $nbtotalofrecords)	// if total resultset is smaller then paging size (filtering), goto and load page 0
+	if (($page * $limit) > $nbtotalofrecords)	// if total resultset is smaller than paging size (filtering), goto and load page 0
 	{
 		$page = 0;
 		$offset = 0;