Authentication ticket mismatched, failed authentication.

Hello there, Richard96. You're seeing that 'Authentication ticket mismatched' error because your browser session has lost sync with the Community site

To fix this, please try logging out and logging back in to your account. If the issue persists, access QuickBooks in a private or incognito window to bypass any cached data that may be causing the conflict.  You might also try a different supported browser, like Google Chrome, for a more stable connection. 

If you have any further concerns, please don't hesitate to contact us again. We’re always here to help.