خطا در تنظيمات كامپوننت com_zoom (زوم گالري)

[balal]

2 تا مشکل دیگه هم داره مثلا میخوام عکس رو از تو سایت دانلود کنم.وقتی رو دکمه دانلود کلیک کنم این ارور میاد:

Fatal error: Unknown(): The script tried to execute a method or access a property of an incomplete object. Please ensure that the class definition lightbox of the object you are trying to operate on was loaded _before_ the session was started in /home/halzicom/public_html/components/com_zoom/lightbox.php on line 57

درضمن وقتی رو دکمه ایجاد فایل فشرده زیپ کلیک میکنم این ارور میاد:

Fatal error: Unknown(): The script tried to execute a method or access a property of an incomplete object. Please ensure that the class definition lightbox of the object you are trying to operate on was loaded _before_ the session was started in /home/halzicom/public_html/components/com_zoom/lightbox.php on line 119