Witam, Wszystko mi działa ale włączyłem wyświetlanie błędów w php i po zalogowaniu mam takie uwagi

Notice: Undefined variable: result in /var/www/htdocs/lms/lib/locale/pl/functions.php on line 46

Notice: Undefined index: popup in /var/www/htdocs/lms/index.php on line 209

Notice: unserialize(): Argument is not a string in /var/www/htdocs/lms/lib/LMS.class.php on line 3115

Notice: unserialize(): Argument is not a string in /var/www/htdocs/lms/lib/LMS.class.php on line 3116

Notice: Undefined variable: result in /var/www/htdocs/lms/lib/locale/pl/functions.php on line 46\

Co z tym zrobić??

Pozdrawiam Julek.