[Virtual-pkg-base-maintainers] Bug#849847: base: fails to lock screen

[Akshat]

Package: base
Severity: important

Dear Maintainer,

The lock screen does not activate when I logout or turn the pc on. I hv also
set the screen to lock automatically after 30 seconds, but nothing happens.
even pressing Ctrl+Alt+L at desktop is unable to lock the screen.	

-- System Information:
Distributor ID:	BOSS
Description:	BOSS GNU/Linux 6.1 (anoop)
Release:	6.1
Codename:	anoop
Architecture: x86_64

Kernel: Linux 4.2.0-0.bpo.1-amd64 (SMP w/4 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)