authentication system

If a login session expires while the user is logged in (e.g. the user walks away from the workstation for 30+ minutes and the session expires), I encounter this: Error thrown with message "Call to a member function getId() on null". URL...

Hello, On Internet, the essential required thing is security. Currently, there's no authentication system for changing the email address from the client profile. Preventing change the email address from unwanted access, it's must be required. The scenario should be "If someone wants to change...