Error.log increase to 50 Mb a day

[eh100091]

Hello!

When somebody visit my Page, the error.log increase approximatively 1 MB per Visitor.
To following entries will be posted:
[client 66.249.66.164] PHP Notice: Undefined variable: _SESSION in /var/www/vhosts/horners.at/httpdocs/template/inc_script/frontend_render/pepes_nav_list.php on line 51
[client 86.56.161.225] PHP Notice: Undefined index: frontend_user_in in /var/www/vhosts/horners.at/httpdocs/template/inc_script/frontend_render/pepes_nav_list.php on line 51
[client 74.6.70.121] PHP Notice: Undefined index: acat_struct in /var/www/vhosts/horners.at/httpdocs/template/inc_script/frontend_render/pepes_nav_list.php on line 52

there are a lot of entrys per visitor

can anybody help me please?

I also have installed a the current template of Pepe. My phpwcms Version is 1.3.

excuse my bad English - after a few posted threads it will be better - i hope!

[Oliver Georgi]

ask pepe - hacks or third parties stuff are not supported here!!!

Oliver