The “CAT” error in Destiny 2 usually means there’s a version mismatch between your installed game and the version available on Bungie’s servers.
🐱 What Causes the CAT Error in Destiny 2?
Error Code: CAT typically means:
👉 Your Destiny 2 client is outdated and needs an update.
This can happen:
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After a hotfix, weekly reset, or new patch
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If Steam / Epic / Xbox / PlayStation didn’t auto-update the game
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If game files are corrupted or missing
✅ How to Fix the CAT Error
🔄 1. Update the Game
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Steam / Epic / Xbox / PS5:
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Restart your platform/launcher and check for updates
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On Steam:
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Go to Library > Right-click Destiny 2 > Properties > Updates
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Force update by restarting Steam
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On Console:
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Press Options > Check for Update on the game icon
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🛠 2. Verify Game Files (PC Only)
Steam:
Epic Games:
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Click the three dots next to Destiny 2 > Manage > Verify
♻️ 3. Restart Everything
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Fully close Destiny 2 and your launcher
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Restart your PC or console
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Reopen and try again
🌐 4. Check for Bungie Server Status
If everything is up to date but you’re still seeing the CAT error, the servers might be down for maintenance:
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Check 👉 https://www.bungie.net/status
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Or Bungie Help on Twitter 👉 https://twitter.com/BungieHelp
🧼 Still Not Working?
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Delete cache files (PC):
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Close Destiny 2 + Launcher
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Go to:
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Steam:
C:\Program Files (x86)\Steam\steamapps\compatdata\1085660 -
Delete cache or temp files
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Restart everything
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Reinstall Destiny 2 if the issue persists.