Hamburger menu quit working

Seeing the following console error when I click the hamburger menu. It changes to an X but the menu doesn’t appear, and clicking the control again doesn’t change it back to a hamburger.

Blocked aria-hidden on an element because its descendant retained focus. The focus must not be hidden from assistive technology users. Avoid using aria-hidden on a focused element or its ancestor. Consider using the inert attribute instead, which will also prevent focus. For more details, see the aria-hidden section of the WAI-ARIA specification at https://w3c.github.io/aria/#aria-hidden.
Element with focus: <{button. navbar-toggle>
Ancestor with aria-hidden: ​<nav.header--row header-main hide-on-desktop layout-full-contained nv-navbar header--row>
<nav class="header--row header-main ...

I have disabled plugins using Health Check. There is custom CSS but this still occurs when I comment out all of it. I have other Neve websites that aren’t experiencing this issue and I compared but don’t see what’s different about this one. So again, this is using just Neve with no plugins and no custom CSS.

​The website is in production so I can’t give a link to the non-working page, since I worked around the problem. Multiple browsers show same problem. Neve is up to date.