diff --git a/htdocs/contact/class/contact.class.php b/htdocs/contact/class/contact.class.php
index dfb1547a7b5..d36dc0a8850 100644
--- a/htdocs/contact/class/contact.class.php
+++ b/htdocs/contact/class/contact.class.php
@@ -342,6 +342,7 @@ class Contact extends CommonObject
 		$sql .= ", email='".$this->db->escape($this->email)."'";
 		$sql .= ", skype='".$this->db->escape($this->skype)."'";
 		$sql .= ", photo='".$this->db->escape($this->photo)."'";
+		$sql .= ", birthday='".$this->db->idate($this->birthday)."'";
 		$sql .= ", note_private = ".(isset($this->note_private)?"'".$this->db->escape($this->note_private)."'":"null");
 		$sql .= ", note_public = ".(isset($this->note_public)?"'".$this->db->escape($this->note_public)."'":"null");
 		$sql .= ", phone = ".(isset($this->phone_pro)?"'".$this->db->escape($this->phone_pro)."'":"null");
diff --git a/htdocs/projet/tasks.php b/htdocs/projet/tasks.php
index 095baa00d03..9bbd7891ee7 100644
--- a/htdocs/projet/tasks.php
+++ b/htdocs/projet/tasks.php
@@ -77,7 +77,9 @@ $planned_workload=$planned_workloadhour*3600+$planned_workloadmin*60;
 $userAccess=0;
 
 
-
+$parameters=array('id'=>$id);
+$reshook=$hookmanager->executeHooks('doActions',$parameters,$object,$action);    // Note that $action and $object may have been modified by some hooks
+if ($reshook < 0) setEventMessages($hookmanager->error, $hookmanager->errors, 'errors');
 /*
  * Actions
  */
diff --git a/htdocs/projet/tasks/task.php b/htdocs/projet/tasks/task.php
index 10b7c35ea41..2f87d411c5f 100644
--- a/htdocs/projet/tasks/task.php
+++ b/htdocs/projet/tasks/task.php
@@ -60,6 +60,9 @@ $projectstatic = new Project($db);
 // fetch optionals attributes and labels
 $extralabels=$extrafields->fetch_name_optionals_label($object->table_element);
 
+$parameters=array('id'=>$id);
+$reshook=$hookmanager->executeHooks('doActions',$parameters,$object,$action);    // Note that $action and $object may have been modified by some hooks
+if ($reshook < 0) setEventMessages($hookmanager->error, $hookmanager->errors, 'errors');
 
 /*
  * Actions
diff --git a/htdocs/variants/ajax/getCombinations.php b/htdocs/variants/ajax/getCombinations.php
index 8b7baaee27e..5c57191c3eb 100644
--- a/htdocs/variants/ajax/getCombinations.php
+++ b/htdocs/variants/ajax/getCombinations.php
@@ -28,7 +28,7 @@ require_once DOL_DOCUMENT_ROOT.'/variants/class/ProductCombination.class.php';
 
 header('Content-Type: application/json');
 
-$id = GETPOST('id');
+$id = GETPOST('id', 'int');
 
 if (!$id) {
 	print json_encode(array(
diff --git a/htdocs/variants/combinations.php b/htdocs/variants/combinations.php
index 84f3b7fa91c..04f53e55d21 100644
--- a/htdocs/variants/combinations.php
+++ b/htdocs/variants/combinations.php
@@ -397,7 +397,7 @@ if (! empty($id) || ! empty($ref))
 
 					select.empty().append('<option value="">Loading...</option>');
 
-					jQuery.getJSON("<?php echo dol_buildpath('/variants/ajax/get_attribute_values.php', 2) ?>", {
+					jQuery.getJSON("ajax/get_attribute_values.php", {
 						id: jQuery(this).val()
 					}, function(data) {
 						if (data.error) {
@@ -747,8 +747,12 @@ if (! empty($id) || ! empty($ref))
 
 		print '</form>';
 	}
+} else {
+	llxHeader();
+	// not found
 }
 
+
 llxFooter();
 
 $db->close();