Library refresh failure on reboot

Of course. If we are talking about the OSMC remote it doesn’t have a pause but rather a play/pause which would just need an xml file in ~/.kodi/userdata/keymaps with…

<?xml version="1.0" encoding="UTF-8"?>
<keymap>
	<Home>
		<keyboard>
			<play_pause mod="longpress">UpdateLibrary(music)</play_pause>
		</keyboard>
	</Home>
</keymap>

Although you could just as easy configure it to another button (or window) if you wished…