Victor

> In my case, I'm using `isFieldsTouched` to detect if _any_ form field has been changed. That seems to work fine. The problem is that, when I click on a...

I found out that `router.isReady` works as expected when [reusing the built-in error](https://nextjs.org/docs/advanced-features/custom-error-page#reusing-the-built-in-error-page) by creating custom `_error` page.

Thank you for sharing this setup! I used `tap` to capture exceptions — in this way the error is not _touched_. I can't confirm if this solves the problem with...

@shadcn's [UI](https://ui.shadcn.com/) components library also uses `react-day-picker`: https://ui.shadcn.com/docs/components/calendar

Have you fix this error somehow? I have same problem :/