I'm having the same issue.
Ubuntu 16.04, PHP 7, Codoforum 3.4-19
Here are the errors when I try to login to the admin backend.
Warning: session_regenerate_id(): Session callback expects true/false return value in /var/www/html/forum/sys/CODOF/User/User.php on line 736
Warning: Uncaught Error: Call to a member function query() on null in /var/www/html/forum/sys/CODOF/Session/Session.php:36 Stack trace: #0 [internal function]: CODOF\Session\Session->open('/var/lib/php/se...', 'PHPSESSID') #1 /var/www/html/forum/sys/CODOF/User/User.php(736): session_regenerate_id(true) #2 /var/www/html/forum/sys/CODOF/User/User.php(705): CODOF\User\User::_login(1, 'id') #3 /var/www/html/forum/sys/CODOF/User/Login.php(69): CODOF\User\User::login(1) #4 /var/www/html/forum/admin/modules/login.php(24): CODOF\User\Login->process_login() #5 /var/www/html/forum/admin/Lib.php(29): require('/var/www/html/f...') #6 /var/www/html/forum/admin/Lib.php(60): codoForumAdmin::show_layout('login') #7 /var/www/html/forum/admin/index.php(56): codoForumAdmin::run() #8 {main} thrown in /var/www/html/forum/sys/CODOF/Session/Session.php on line 36
Catchable fatal error: session_regenerate_id(): Failed to create(open) session ID: user (path: /var/lib/php/sessions) in /var/www/html/forum/sys/CODOF/User/User.php on line 736
Warning: Unknown: Session callback expects true/false return value in Unknown on line 0
And when I open the main page this is at the bottom:
Warning: session_write_close(): Session callback expects true/false return value in Unknown on line 0
I'm having the same issue.
Ubuntu 16.04, PHP 7, Codoforum 3.4-19
Here are the errors when I try to login to the admin backend.
````
Warning: session_regenerate_id(): Session callback expects true/false return value in /var/www/html/forum/sys/CODOF/User/User.php on line 736
Warning: Uncaught Error: Call to a member function query() on null in /var/www/html/forum/sys/CODOF/Session/Session.php:36 Stack trace: #0 [internal function]: CODOF\Session\Session->open('/var/lib/php/se...', 'PHPSESSID') #1 /var/www/html/forum/sys/CODOF/User/User.php(736): session_regenerate_id(true) #2 /var/www/html/forum/sys/CODOF/User/User.php(705): CODOF\User\User::_login(1, 'id') #3 /var/www/html/forum/sys/CODOF/User/Login.php(69): CODOF\User\User::login(1) #4 /var/www/html/forum/admin/modules/login.php(24): CODOF\User\Login->process_login() #5 /var/www/html/forum/admin/Lib.php(29): require('/var/www/html/f...') #6 /var/www/html/forum/admin/Lib.php(60): codoForumAdmin::show_layout('login') #7 /var/www/html/forum/admin/index.php(56): codoForumAdmin::run() #8 {main} thrown in /var/www/html/forum/sys/CODOF/Session/Session.php on line 36
Catchable fatal error: session_regenerate_id(): Failed to create(open) session ID: user (path: /var/lib/php/sessions) in /var/www/html/forum/sys/CODOF/User/User.php on line 736
Warning: Unknown: Session callback expects true/false return value in Unknown on line 0
````
And when I open the main page this is at the bottom:
````
Warning: session_write_close(): Session callback expects true/false return value in Unknown on line 0
````