diff --git a/htdocs/blockedlog/class/blockedlog.class.php b/htdocs/blockedlog/class/blockedlog.class.php
index dab99d80bc9..eb2070d703a 100644
--- a/htdocs/blockedlog/class/blockedlog.class.php
+++ b/htdocs/blockedlog/class/blockedlog.class.php
@@ -46,6 +46,9 @@ class BlockedLog
 	 */
 	public $entity;
 
+	/**
+	 * @var string Error message
+	 */
 	public $error = '';
 
 	/**
diff --git a/htdocs/core/modules/cheque/mod_chequereceipt_thyme.php b/htdocs/core/modules/cheque/mod_chequereceipt_thyme.php
index 867b7398a51..6e211fb4ace 100644
--- a/htdocs/core/modules/cheque/mod_chequereceipt_thyme.php
+++ b/htdocs/core/modules/cheque/mod_chequereceipt_thyme.php
@@ -36,7 +36,11 @@ class mod_chequereceipt_thyme extends ModeleNumRefChequeReceipts
      */
 	public $version = 'dolibarr';		// 'development', 'experimental', 'dolibarr'
 
+	/**
+	 * @var string Error message
+	 */
 	public $error = '';
+
 	public $name = 'Thyme';
 
 
@@ -47,7 +51,7 @@ class mod_chequereceipt_thyme extends ModeleNumRefChequeReceipts
      */
 	function info()
     {
-    	global $conf,$langs;
+    	global $conf, $langs;
 
 		$langs->load("bills");
 
diff --git a/htdocs/core/modules/commande/mod_commande_saphir.php b/htdocs/core/modules/commande/mod_commande_saphir.php
index cf91dbfc36f..6850fa2c57d 100644
--- a/htdocs/core/modules/commande/mod_commande_saphir.php
+++ b/htdocs/core/modules/commande/mod_commande_saphir.php
@@ -39,6 +39,9 @@ class mod_commande_saphir extends ModeleNumRefCommandes
      */
 	public $version = 'dolibarr';		// 'development', 'experimental', 'dolibarr'
 
+	/**
+	 * @var string Error message
+	 */
 	public $error = '';
 
 	public $nom = 'Saphir';
@@ -51,7 +54,7 @@ class mod_commande_saphir extends ModeleNumRefCommandes
      */
 	function info()
     {
-    	global $conf,$langs;
+    	global $conf, $langs;
 
 		$langs->load("bills");
 
diff --git a/htdocs/core/modules/contract/mod_contract_magre.php b/htdocs/core/modules/contract/mod_contract_magre.php
index 5e09a57a997..ef6d100c2b6 100644
--- a/htdocs/core/modules/contract/mod_contract_magre.php
+++ b/htdocs/core/modules/contract/mod_contract_magre.php
@@ -35,6 +35,9 @@ class mod_contract_magre extends ModelNumRefContracts
      */
 	public $version = 'dolibarr';
 
+	/**
+	 * @var string Error message
+	 */
 	public $error = '';
 
 	public $nom = 'Magre';
diff --git a/htdocs/core/modules/expedition/mod_expedition_ribera.php b/htdocs/core/modules/expedition/mod_expedition_ribera.php
index 973567de2fb..48f21d037eb 100644
--- a/htdocs/core/modules/expedition/mod_expedition_ribera.php
+++ b/htdocs/core/modules/expedition/mod_expedition_ribera.php
@@ -35,6 +35,9 @@ class mod_expedition_ribera extends ModelNumRefExpedition
      */
 	public $version = 'dolibarr';
 
+	/**
+	 * @var string Error message
+	 */
 	public $error = '';
 
 	public $nom = 'Ribera';
@@ -46,7 +49,7 @@ class mod_expedition_ribera extends ModelNumRefExpedition
 	 */
 	function info()
     {
-    	global $conf,$langs;
+    	global $conf, $langs;
 
 		$langs->load("bills");
 
diff --git a/htdocs/core/modules/expensereport/mod_expensereport_sand.php b/htdocs/core/modules/expensereport/mod_expensereport_sand.php
index 67331873239..f3a818620b3 100644
--- a/htdocs/core/modules/expensereport/mod_expensereport_sand.php
+++ b/htdocs/core/modules/expensereport/mod_expensereport_sand.php
@@ -36,6 +36,9 @@ class mod_expensereport_sand extends ModeleNumRefExpenseReport
      */
 	public $version = 'dolibarr';		// 'development', 'experimental', 'dolibarr'
 
+	/**
+	 * @var string Error message
+	 */
 	public $error = '';
 
 	public $nom = 'Sand';
diff --git a/htdocs/core/modules/facture/mod_facture_mercure.php b/htdocs/core/modules/facture/mod_facture_mercure.php
index c2ebf678cc7..dabd3fbd576 100644
--- a/htdocs/core/modules/facture/mod_facture_mercure.php
+++ b/htdocs/core/modules/facture/mod_facture_mercure.php
@@ -39,7 +39,10 @@ class mod_facture_mercure extends ModeleNumRefFactures
      */
 	public $version = 'dolibarr';		// 'development', 'experimental', 'dolibarr'
 
-    public $error = '';
+    /**
+	 * @var string Error message
+	 */
+	public $error = '';
 
 
     /**
diff --git a/htdocs/core/modules/fichinter/mod_arctic.php b/htdocs/core/modules/fichinter/mod_arctic.php
index e11b6cc739c..0c986ef4ce6 100644
--- a/htdocs/core/modules/fichinter/mod_arctic.php
+++ b/htdocs/core/modules/fichinter/mod_arctic.php
@@ -38,6 +38,9 @@ class mod_arctic extends ModeleNumRefFicheinter
      */
 	public $version = 'dolibarr';		// 'development', 'experimental', 'dolibarr'
 
+	/**
+	 * @var string Error message
+	 */
 	public $error = '';
 
 	public $nom = 'arctic';