Installing and upgrading help

Parse error: syntax error, unexpected T_STRING in /home/jereisma/public_html/moodle/lib/moodlelib.php(5447) : eval()'d code on line 1

Notice: Lang error: explain_site_timeformat:/home/jereisma/moodledata/lang/el_utf8/calendar.php in /home/jereisma/public_html/moodle/lib/moodlelib.php on line 5448

Parse error: syntax error, unexpected T_STRING in /home/jereisma/public_html/moodle/lib/moodlelib.php(5447) : eval()'d code on line 1

I have reinstall the Moodle (v) 1.9.6 using my existing database bau when I insert in my homepage as admin, I have the below notification.
What is wrong with installation? Please help me.
Thank you


Notice: Lang error: explainmethodnormal:/home/jereisma/moodledata/lang/el_utf8/chat.php in /home/jereisma/public_html/moodle/lib/moodlelib.php on line 5448

Parse error: syntax error, unexpected T_STRING in /home/jereisma/public_html/moodle/lib/moodlelib.php(5447) : eval()'d code on line 1

Notice: Lang error: explainmethoddaemon:/home/jereisma/moodledata/lang/el_utf8/chat.php in /home/jereisma/public_html/moodle/lib/moodlelib.php on line 5448

Parse error: syntax error, unexpected T_STRING in /home/jereisma/public_html/moodle/lib/moodlelib.php(5447) : eval()'d code on line 1

Notice: Lang error: hideallcourseslink:/home/jereisma/moodledata/lang/el_utf8/block_course_list.php in /home/jereisma/public_html/moodle/lib/moodlelib.php on line 5448

Parse error: syntax error, unexpected T_STRING in /home/jereisma/public_html/moodle/lib/moodlelib.php(5447) : eval()'d code on line 1

Notice: Lang error: confighideallcourseslink:/home/jereisma/moodledata/lang/el_utf8/block_course_list.php in /home/jereisma/public_html/moodle/lib/moodlelib.php on line 5448