Warning: session_regenerate_id(): open(/var/lib/php/sessions/sess_fka2riiuem74brkqav6bl97kuo, O_RDWR) failed: No space left on device (28) in /var/www/html/src/util/Session.php on line 25

Fatal error: Uncaught Error: Failed to create(read) session ID: files (path: /var/lib/php/sessions) in /var/www/html/src/util/Session.php:25 Stack trace: #0 /var/www/html/src/util/Session.php(25): session_regenerate_id() #1 /var/www/html/src/util/Session.php(92): at\wifi\vlbg\util\Session::start() #2 /var/www/html/includes/siteinit.php(23): at\wifi\vlbg\util\Session::refreshLogin() #3 /var/www/html/includes/phptop.php(6): include('...') #4 /var/www/html/Kursbuch/kurs_detail.php(38): include('...') #5 {main} thrown in /var/www/html/src/util/Session.php on line 25