Steps to reproduce the issue

1. Go to the Articles list
2. Click on the Clear button next to the search box
3. Nothing happens and console shows an error

Expected result

Clear clears the search box and refreshes the page

Actual result

Search box is not cleared and page doesn't refresh but an error is shown in the console

TypeError: t.querySelector(...) is null[Learn More] searchtools.min.js:1:3800
checkFilter http://joomla.dev/media/system/js/searchtools.min.js:1:3800
clear/< http://joomla.dev/media/system/js/searchtools.min.js:1:3983
forEach self-hosted:267:13
clear http://joomla.dev/media/system/js/searchtools.min.js:1:3932
init/< http://joomla.dev/media/system/js/searchtools.min.js:1:3181

System information (as much as possible)

Joomla 4.0 Revision: ab82c24
Chrome / FireFox
MacOS 10.12.6 (Sierra)
PHP 7.1.6

@dgt41 Something for you?