What it means

Cyberpunk 2077 Error 2000 is a REDlauncher connection error.
The launcher cannot reach CD PROJEKT RED authentication servers.
Check your internet, disable any VPN or proxy, or wait if servers are down.

Affected Models

PC (Steam, GOG, Epic)

Common Causes

CD PROJEKT RED servers down or under maintenance
VPN or proxy blocking the launcher connection
Windows Firewall or antivirus blocking REDlauncher
DNS resolution failure
Corrupted REDlauncher files

How to Fix It

Check server status

Go to the CD PROJEKT RED server status page or Downdetector.
If servers are down, wait 15-30 minutes and try again.
Follow @CDPROJEKTRED on Twitter/X for outage updates.
Disable VPN or proxy

If you use a VPN, disconnect it completely.
Open Windows Settings > Network & Internet > Proxy and make sure no proxy is configured.
Relaunch Cyberpunk 2077 and try again.
Add REDlauncher to firewall exceptions

Open Windows Defender Firewall > Allow an app through Firewall.
Click Change Settings, then Allow another app.
Browse to REDlauncher.exe and add it.
Temporarily disable your antivirus and retest.
Flush DNS cache

Press Win+R, type cmd, and run as Administrator.
Type: ipconfig /flushdns and press Enter.
Restart your router and launch the game again.
Verify or reinstall game files

In Steam, right-click Cyberpunk 2077 > Properties > Local Files > Verify integrity.
If on GOG, use the Verify/Repair option in GOG Galaxy.
If errors persist, uninstall and reinstall the game.