Hi there! I’m here to help you with the internal error you’re encountering when trying to create an account on The Just Us App. Let's work through this together.

Could you let me know if you’re receiving any specific error messages or codes beyond just the "internal error"? Additionally, have you tried accessing the app on a different browser or device, or even clearing your cache and cookies?

In the meantime, here are some initial steps you can try:

1. Clear Cache and Cookies: This can help resolve temporary data issues.
- Open your WebKit browser.
- Go to the browser settings or preferences.
- Look for "Privacy" or "Data" settings, where you should find options to clear browsing data, cache, and cookies.

2. Disable Browser Extensions: Sometimes, browser extensions can interfere with how websites function.
- Try disabling any active extensions that you have on your browser temporarily to see if that resolves the issue.

3. Try Incognito Mode: Open an incognito or private browsing window. This mode doesn't use cached data or cookies which might help you bypass the error.

4. Check Your Internet Connection: Ensure that your connection is stable. If you’re using Wi-Fi, try switching to a wired connection if it’s available.

5. Restart Your Device: A simple restart can often resolve underlying issues.

Please give those a try and let me know if the issue persists or if you encounter any specific error messages. Looking forward to your reply!