diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index a82827c30ee..e66a0ac1a02 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -9326,7 +9326,7 @@ function natural_search($fields, $value, $mode = 0, $nofirstand = 0)
 
 				$reg = array();
 				preg_match('/([<>=]+)/', $crit, $reg);
-				if ($reg[1]) {
+				if (!empty($reg[1])) {
 					$operator = $reg[1];
 				}
 				if ($newcrit != '') {
diff --git a/htdocs/holiday/card.php b/htdocs/holiday/card.php
index 942cbf2b482..5353b713207 100644
--- a/htdocs/holiday/card.php
+++ b/htdocs/holiday/card.php
@@ -49,6 +49,7 @@ $confirm = GETPOST('confirm', 'alpha');
 $id = GETPOST('id', 'int');
 $ref = GETPOST('ref', 'alpha');
 $fuserid = (GETPOST('fuserid', 'int') ?GETPOST('fuserid', 'int') : $user->id);
+$socid = GETPOST('socid', 'int');
 
 // Load translation files required by the page
 $langs->loadLangs(array("other", "holiday", "mails", "trips"));
@@ -987,6 +988,7 @@ if ((empty($id) && empty($ref)) || $action == 'create' || $action == 'add') {
 			print dol_get_fiche_head('', '', '', -1);
 
 			$out = '';
+			$nb_holiday = 0;
 			$typeleaves = $object->getTypes(1, 1);
 			foreach ($typeleaves as $key => $val) {
 				$nb_type = $object->getCPforUser($user->id, $val['rowid']);
diff --git a/htdocs/holiday/define_holiday.php b/htdocs/holiday/define_holiday.php
index dedc7d1da0f..0a557b0db76 100644
--- a/htdocs/holiday/define_holiday.php
+++ b/htdocs/holiday/define_holiday.php
@@ -35,6 +35,8 @@ $langs->loadlangs(array('users', 'other', 'holiday', 'hrm'));
 
 $action = GETPOST('action', 'aZ09');
 $contextpage = GETPOST('contextpage', 'aZ') ?GETPOST('contextpage', 'aZ') : 'defineholidaylist';
+$massaction = GETPOST('massaction', 'alpha');
+$optioncss = GETPOST('optioncss', 'alpha');
 
 $search_name = GETPOST('search_name', 'alpha');
 $search_supervisor = GETPOST('search_supervisor', 'int');
diff --git a/htdocs/holiday/month_report.php b/htdocs/holiday/month_report.php
index 67c860e6f70..bfde7e34191 100644
--- a/htdocs/holiday/month_report.php
+++ b/htdocs/holiday/month_report.php
@@ -36,6 +36,8 @@ $langs->loadLangs(array('holiday', 'hrm'));
 
 // Security check
 $socid = 0;
+$id = GETPOST('id', 'int');
+
 if ($user->socid > 0) {	// Protection if external user
 	//$socid = $user->socid;
 	accessforbidden();
@@ -63,6 +65,11 @@ if (!$sortorder) {
 	$sortorder = "ASC";
 }
 
+$page = GETPOSTISSET('pageplusone') ? (GETPOST('pageplusone') - 1) : GETPOST("page", 'int');
+if (empty($page) || $page == -1) {
+	$page = 0;
+}
+
 $hookmanager->initHooks(array('leavemovementlist'));
 
 $arrayfields = array();
diff --git a/htdocs/holiday/view_log.php b/htdocs/holiday/view_log.php
index 7dffc0adbfe..f2ee7d4cae4 100644
--- a/htdocs/holiday/view_log.php
+++ b/htdocs/holiday/view_log.php
@@ -306,6 +306,9 @@ print '</div>';
 print '<br>';
 
 $moreforfilter = '';
+$morefilter = '';
+$disabled = 0;
+$include = '';
 
 $varpage = empty($contextpage) ? $_SERVER["PHP_SELF"] : $contextpage;
 $selectedfields = '';