Perfetto UI - An unrecoverable problem occurred

If you are seeing this message, something went wrong while loading the UI.
Please file a bug (details below) and try these remediation steps:

* Force-reload the page with Ctrl+Shift+R (Mac: Meta+Shift+R) or
  Shift + click on the refresh button.

* Clear all the site storage and caches and reload the page.

* Clear the site data and caches from devtools, following these instructions.

In any case, **FILE A BUG** attaching logs and screenshots from devtools.
  Googlers:      go/perfetto-ui-bug

Technical Information: