Notice: Undefined index

Hi, i have installing the themes yourshop joomla 2.5 in a local server and i have seen this advertisement:

Notice: Undefined index: header2 in C:\xampp\htdocs\shop\templates\gk_yourshop\layouts\blocks\header.php on line 24
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I have used: XAMPP 1.8.2 / PHP 5.4.25 from this link: http://www.apachefriends.org/es/download.html
O.s.: windows vista home premium o.s.: 32 bits



i think so itsn,t normal, can you help me? the blame falls on? thanks. i, m spanish can you explain it in a simple english?

Hi

This is not an error, but a notice. Please simply set showing errors to none in joomla global configuration for server.