Pls. help! Updating stopped functioning!

[UUUnicorn]

I tried running "sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys" again for each of the following:

0FAD31CA8719FCE4,
3B4FE6ACC0B21F32,
D94AA3F0EFE21092, and
871920D1991BC93C,

but this is what I got:

===========================
Install Updates Error log
===========================
Install Updates could not successfully download and install available updates.
Go to https://www.linuxliteos.com/forums/ and paste the log below into a new or existing thread for assistance.

============ Log ===========

Reading package lists...
Building dependency tree...
Reading state information...
Calculating upgrade...
The following packages will be upgraded:
  bind9-dnsutils bind9-host bind9-libs chromium-codecs-ffmpeg-extra dnsutils
  firefox firefox-locale-en ghostscript ghostscript-x libbind9-161
  libcurl3-gnutls libcurl3-gnutls:i386 libdns-export1109 libdns1109 libgs9
  libgs9-common libirs161 libisc-export1105 libisc1105 libisccc161
  libisccfg163 liblwres161 liblzma5 liblzma5:i386 libsane libsane:i386
  libsane-common libsnmp-base libsnmp35 libsnmp35:i386 python3-apport
  python3-problem-report rsyslog sane-utils simple-scan xz-utils
Preconfiguring packages ...
36 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
1 not fully installed or removed.
Need to get 0 B/71.4 MB of archives.
After this operation, 1,717 kB of additional disk space will be used.
Setting up lite-software (5.0-0050-linuxlite) ...
  % Total    % Received % Xferd  Average Speed  Time    Time    Time  Current
                                Dload  Upload  Total  Spent    Left  Speed
  0    0    0    0    0    0      0      0 --:--:-- --:--:-- --:--:--    0  0    0    0    0    0    0      0      0 --:--:-- --:--:-- --:--:--    0 100  1743  100  1743    0    0  7056      0 --:--:-- --:--:-- --:--:--  7028
gpg: invalid key resource URL '/etc/apt/trusted.gpg.d/hometevenpusser.gpg'
gpg: keyblock resource '(null)': General error
gpg: key 0FAD31CA8719FCE4: 1 signature not checked due to a missing key
gpg: key 3B4FE6ACC0B21F32: 3 signatures not checked due to missing keys
gpg: key D94AA3F0EFE21092: 3 signatures not checked due to missing keys
gpg: key 871920D1991BC93C: 1 signature not checked due to a missing key
gpg: Total number processed: 11
gpg:      skipped new keys: 11
dpkg: error processing package lite-software (--configure):
installed lite-software package post-installation script subprocess returned error exit status 1
Errors were encountered while processing:
lite-software
E: Sub-process /usr/bin/dpkg returned an error code (1)