#12034 fixed empty screen in public link

pandora_console/include/lib/Dashboard/Manager.php

@@ -311,6 +311,15 @@ class Manager implements PublicLogin
 
         if ($this->dashboardId !== 0) {
             $this->dashboardFields = $this->get();
+            if (is_array($this->dashboardFields) === true && count($this->dashboardFields) === 0) {
+                db_pandora_audit(
+                    AUDIT_LOG_HACK_ATTEMPT,
+                    'Trying to access to dashboard that not exist'
+                );
+                include 'general/noaccess.php';
+                exit;
+            }
+
             $this->cells = Cell::getCells($this->dashboardId);
         }