Steam's client is still 32-bit. Ubuntu 20.04 has now removed 32bit arch support. Cannot install lib32bz2-1.0. Steam is not running.
Running Steam on ubuntu 20.04 64-bit
STEAM_RUNTIME is enabled automatically
Pins up-to-date!
/home/black/.steam/ubuntu12_32/steam -nominidumps -nobreakpad
[2020-04-25 01:22:21] Startup - updater built Apr 4 2020 00:37:13
SteamUpdateUI: An X Error occurred
X Error of failed request: GLXBadContext
SteamUpdateUI: An X Error occurred
X Error of failed request: BadValue (integer parameter out of range for operation)
Major opcode of failed request: 152 (GLX)
Minor opcode of failed request: 3 (X_GLXCreateContext)
Value in failed request: 0x0
Serial number of failed request: 51
xerror_handler: X failed, continuing
Major opcode of failed request: 152 (GLX)
Minor opcode of failed request: 6 (X_GLXIsDirect)
Serial number of failed request: 52
xerror_handler: X failed, continuing
Looks like steam didn't shutdown cleanly, scheduling immediate update check
[2020-04-25 01:22:21] Checking for update on startup
[2020-04-25 01:22:21] Checking for available updates...
[2020-04-25 01:22:21] Downloading manifest: client-download.steampowered.com/client/steam_client_ubuntu12
[2020-04-25 01:22:22] Download skipped: /client/steam_client_ubuntu12 version 1586022601, installed version 1586022601
[2020-04-25 01:22:22] Nothing to do
[2020-04-25 01:22:22] Verifying installation...
[2020-04-25 01:22:22] Performing checksum verification of executable files
[2020-04-25 01:22:22] Verification complete
Tried
sudo dpkg --add-architecture i386
sudo apt install lib32z1 lib32ncurses6
And
sudo apt-get install lib32bz2-1.0
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Unable to locate package lib32bz2-1.0
E: Couldn't find any package by glob 'lib32bz2-1.0'
E: Couldn't find any package by regex 'lib32bz2-1.0'
Manually found it's the package here: https://ubuntu.pkgs.org/14.04/ubuntu-main-amd64/lib32bz2-dev_1.0.6-5_amd64.deb.html Says unmet dependencies.
I have Nvidia 2060, it is working fine, even with CUDA. When I was on 18.04, I was playing CS:GO. And now steam/CS:GO won't open.
sudo apt update
after you add i386 arch?