Fix #159

Author: tsmr

src/Helper.php

@@ -2003,7 +2003,7 @@ public static function getForm($widgetId, $opt, $criterias, $onsubmit = false)
                     $_POST["params"]['sons']
                 );
             } else {
-                $restrict = $dbu->getEntitiesRestrictCriteria('glpi_entities', '', $opt['entities_id'], $opt['sons']);
+                $restrict = $dbu->getEntitiesRestrictCriteria('glpi_entities', '', $_POST["params"]['entities_id'], $_POST["params"]['sons']);
             }
 
             $dropdown = ITILCategory::dropdown(

src/Reports/Reports_Bar.php

@@ -2673,6 +2673,7 @@ private static function getTicketsPerTech($params)
 
         $selected_group = [];
         if (isset($params["technicians_groups_id"])
+            && is_array($params["technicians_groups_id"])
             && count($params["technicians_groups_id"]) > 0) {
             $selected_group = $params['technicians_groups_id'];
         } elseif (count($_SESSION['glpigroups']) > 0) {