sudo dpkg --configure -a
sudo apt-get -f install
sudo apt-get --fix-missing install
sudo apt-get clean
sudo apt-get update
sudo apt-get upgrade
sudo apt-get dist-upgrade
sudo apt-get clean
sudo apt-get autoremove
sudo dpkg --clear-avail && sudo apt-get update

dpkg: error: failed to open package info file '/var/lib/dpkg/status' for reading: No such file or directory

$ ll /var/lib/dpkg/

total 1396
drwxr-xr-x 1 root root   4096 Nov  7 17:31 ./
drwxr-xr-x 1 root root   4096 Jul 25 11:56 ../
drwxr-xr-x 1 root root   4096 Jul 25 11:54 alternatives/
-rw-r--r-- 1 root root 181793 Jul 25 11:51 available
-rw-r--r-- 1 root root      8 Jul 25 11:51 cmethopt
-rw-r--r-- 1 root root    362 Jul 25 11:56 diversions
-rw-r--r-- 1 root root    414 Jul 25 11:56 diversions-old
drwxr-xr-x 1 root root   4096 Nov  7 17:31 info/
-rw-r----- 1 root root      0 Nov  7 17:33 lock
---------- 1 root root      0 Nov  7 17:33 lock-frontend
drwxr-xr-x 1 root root   4096 Apr 15  2018 parts/
-rw-r--r-- 1 root root    135 Jul 25 11:53 statoverride
-rw-r--r-- 1 root root 473812 Nov  7 17:31 status
-rw-r--r-- 1 root root 473779 Nov  7 17:31 status-old
drwxr-xr-x 1 root root   4096 Jul 25 11:56 triggers/
drwxr-xr-x 1 root root   4096 Nov  7 17:31 updates/

Installing, this may take a few minutes...
Please create a default UNIX user account. The username does not need to match your Windows username.
For more information visit: https://aka.ms/wslusers
Enter new UNIX username: username
Enter new UNIX password:
Retype new UNIX password:
passwd: password updated successfully
Installation successful!
To run a command as administrator (user "root"), use "sudo <command>".
See "man sudo_root" for details.

:~$ sudo apt update

[sudo] password for username:
Get:1 http://security.ubuntu.com/ubuntu bionic-security InRelease [83.2 kB]
Hit:2 http://archive.ubuntu.com/ubuntu bionic InRelease
   ......
Get:24 http://archive.ubuntu.com/ubuntu bionic-backports/universe Translation-en [1200 B]
Fetched 15.8 MB in 23s (700 kB/s)
Reading package lists... Done
Building dependency tree
Reading state information... Done
106 packages can be upgraded. Run 'apt list --upgradable' to see them.
:~$ sudo apt upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
...

The following packages will be upgraded:
...
106 upgraded, 2 newly installed, 0 to remove and 0 not upgraded.
Need to get 42.1 MB of archives.
After this operation, 686 kB of additional disk space will be used.
Do you want to continue? [Y/n] Y


Get:1 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 base-files amd64 10.1ubuntu2.3 [60.4 kB]
...
Get:105 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 cloud-initramfs-copymods all 0.40ubuntu1.1 [3804 B]]
Get:108 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 overlayroot all 0.40ubuntu1.1 [15.2 kB]

Fetched 42.1 MB in 1min 24s (499 kB/s)

Extracting templates from packages: 100%
Preconfiguring packages ...
(Reading database ... 28490 files and directories currently installed.)
...
Preparing to unpack .../dpkg_1.19.0.5ubuntu2.1_amd64.deb ...
Unpacking dpkg (1.19.0.5ubuntu2.1) over (1.19.0.5ubuntu2) ...
dpkg: error: failed to open package info file '/var/lib/dpkg/status' for reading: No such file or directory

E: Sub-process /usr/bin/dpkg returned an error code (2)
sudo dpkg --configure -a

dpkg: error: failed to open package info file '/var/lib/dpkg/status' for reading: No such file or directory

$ ll /var/lib/dpkg/

total 1396
drwxr-xr-x 1 root root   4096 Nov  7 17:31 ./
drwxr-xr-x 1 root root   4096 Jul 25 11:56 ../
drwxr-xr-x 1 root root   4096 Jul 25 11:54 alternatives/
-rw-r--r-- 1 root root 181793 Jul 25 11:51 available
-rw-r--r-- 1 root root      8 Jul 25 11:51 cmethopt
-rw-r--r-- 1 root root    362 Jul 25 11:56 diversions
-rw-r--r-- 1 root root    414 Jul 25 11:56 diversions-old
drwxr-xr-x 1 root root   4096 Nov  7 17:31 info/
-rw-r----- 1 root root      0 Nov  7 17:33 lock
---------- 1 root root      0 Nov  7 17:33 lock-frontend
drwxr-xr-x 1 root root   4096 Apr 15  2018 parts/
-rw-r--r-- 1 root root    135 Jul 25 11:53 statoverride
-rw-r--r-- 1 root root 473812 Nov  7 17:31 status
-rw-r--r-- 1 root root 473779 Nov  7 17:31 status-old
drwxr-xr-x 1 root root   4096 Jul 25 11:56 triggers/
drwxr-xr-x 1 root root   4096 Nov  7 17:31 updates/

$ sudo apt-get -f install
$ sudo apt-get upgrade
...
After this operation, 0 B of additional disk space will be used.
...
dpkg: error: failed to open package info file '/var/lib/dpkg/status' for reading: No such file or directory
E: Sub-process /usr/bin/dpkg returned an error code (2)

$ sudo apt-get clean
$ sudo apt-get update

Hit:1 http://security.ubuntu.com/ubuntu bionic-security InRelease
Hit:2 http://archive.ubuntu.com/ubuntu bionic InRelease
Hit:3 http://archive.ubuntu.com/ubuntu bionic-updates InRelease
Hit:4 http://archive.ubuntu.com/ubuntu bionic-backports InRelease
Reading package lists... Done

Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following package was automatically installed and is no longer required:
  libfreetype6
Use 'sudo apt autoremove' to remove it.
The following packages have been kept back:
  lxd lxd-client netplan.io
The following packages will be upgraded:
....

100 upgraded, 0 newly installed, 0 to remove and 3 not upgraded.
1 not fully installed or removed.
Need to get 32.6 MB of archives.
After this operation, 250 kB of additional disk space will be used.
Do you want to continue? [Y/n] Y
   .....

Get:1 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 libuuid1 amd64 2.31.1-0.4ubuntu3.2 [20.0 kB]
Get:99 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 open-vm-tools amd64 2:10.3.0-0ubuntu1~18.04.2 [542 kB]
Get:100 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 overlayroot all 0.40ubuntu1.1 [15.2 kB]
   .....

Fetched 32.6 MB in 24s (1340 kB/s)
Extracting templates from packages: 100%
Preconfiguring packages ...

dpkg: error: failed to open package info file '/var/lib/dpkg/status' for reading: No such file or directory
E: Sub-process /usr/bin/dpkg returned an error code (2)