Are you getting this message on the Grok AI app on iOS: “An error occurred”?
Here’s the second part: “internalError: Service is temporarily unavailable”.
Followed by: “[WKE=grok:backend-unavailable” and a retry button.
Here’s another variation of the error, “canceled: request canceled by client”.
In this guide, you’ll learn how to fix “An error occurred” on Grok AI on iPhone/iOS (notFound: Response not found).
How to Fix Grok AI An Error Occurred on iPhone

To fix “An error occurred” on Grok AI, you can try clearing Grok’s cache on your iPhone by offloading the app.
You can also try using Grok on X or grok.com or connecting to a VPN.
Fix 1: Clear Grok’s cache
- Open the Settings app > General > iPhone Storage.
- Grok > Offload App > Offload App > Reinstall App.
- Open Grok and try using it!
Fix 2: Use Grok AI on X
- Download X on the App Store.
- Open X and sign up or sign in to your account.
- Select “Grok” on the left sidebar.
- Start using Grok AI!
Fix 3: Use Grok AI on Grok.com
- Go to grok.com.
- Select “Sign up” on the top right.
- Sign up with X, Google, Apple, or email.
- Start using Grok AI!
Fix 4: Use a VPN
- Force close the Grok app.
- Download and use a VPN like Ultrasurf VPN, Proton VPN, or VPN – Super Unlimited Proxy.
- Connect to a free VPN.
- Open Grok and try using it!
Note: If you’re already connected to a VPN, try disconnecting from it.
Further reading
How to Fix Grok AI Message Limit Reached
How to Fix “Some privacy related extensions may cause issues on x.com”
How to Fix “We’ve added a temporary label to your account which may impact its reach” on Twitter