standard install ok....except /admin

[nicoc]

I installed ms2-max, and no problems, except for the admin page's.
When I go to www.computercentrum.be/admin, I get the following errors.
Anyone has a clue to fix this.

Tx. for any help.

Warning: file(includes/spiders.txt): failed to open stream: No such file or directory in /usr/local/psa/home/vhosts/computercentrum.be/httpdocs/includes/application_top.php on line 178

Warning: session_start(): Cannot send session cookie - headers already sent by (output started at /usr/local/psa/home/vhosts/computercentrum.be/httpdocs/includes/application_top.php:17 in /usr/local/psa/home/vhosts/computercentrum.be/httpdocs/includes/functions/sessions.php on line 67

Warning: session_start(): Cannot send session cache limiter - headers already sent (output started at /usr/local/psa/home/vhosts/computercentrum.be/httpdocs/includes/application_top.php:17 in /usr/local/psa/home/vhosts/computercentrum.be/httpdocs/includes/functions/sessions.php on line 67

Fatal error: Call to undefined function: tep_admin_check_boxes() in /usr/local/psa/home/vhosts/computercentrum.be/httpdocs/admin/index.php on line 8

[cfields]

Go to /includes/application_top at the end of the file put your cursor next to the last > and hit delete and then save