mjhjmtu

I've installed mysql-community-server, and I think this package was interrupted while installing , So after this action happened I haven't be able to install any package , and the Gdebi package installer display error Software index is broken as follow :

and also synaptic package manager give me the following error :

E: The package mysql-community-server needs to be reinstalled, but I
can't find an archive for it. E: Internal error opening cache (1).
Please report.

So I need to reinstall mysql-server to be able from working with mysql,

Any help please,

and thanks in advancem

Edited attached sources.list file

# deb cdrom:[Debian GNU/Linux 9.4.0 _Stretch_ - Official amd64 DVD Binary-1 20180310-11:21]/ stretch contrib main

# deb cdrom:[Debian GNU/Linux 9.4.0 _Stretch_ - Official amd64 DVD Binary-1 20180310-11:21]/ stretch contrib main

# Line commented out by installer because it failed to verify:
deb http://security.debian.org/debian-security stretch/updates main contrib
# Line commented out by installer because it failed to verify:
deb-src http://security.debian.org/debian-security stretch/updates main contrib

# stretch-updates, previously known as 'volatile'
# A network mirror was not selected during install. The following entries
# are provided as examples, but you should amend them as appropriate
# for your mirror of choice.
deb http://deb.debian.org/debian/ stretch-updates main contrib
deb-src http://deb.debian.org/debian/ stretch-updates main contrib
deb http://httpredir.debian.org/debian/ stretch main contrib non-free
#deb-src http://archive.raspbian.org/raspbian/ jessie main contrib non-free rpi