YAPYAP Co-op Errors & Fixes

Symptom-to-fix list for invites, joining failures, and voice sync issues.

Common Co-op Errors (YAPYAP)

Use this quick list to triage the most common co-op problems. If a fix doesn’t work, jump to the detailed troubleshooting pages below.

Symptom → Quick fix

  • Can’t invite friends → Make sure you’re in a lobby, Steam Overlay works, and friends are online
  • Invite option missing → You’re likely not in a lobby yet
  • Can’t join lobby → Restart Steam + game, then try again
  • Voice chat desync / delays → Check Steam Voice transmission type and run Microphone Test
  • Spells work but voice chat doesn’t → Re-check Steam Voice input device and PTT binding

When it’s a voice issue

When it’s a co-op setup issue