Well, I clicked 'Enable Wireless' in the plasma widget a few times to switch wireless on and off, and now it is eventually working again, even after a reboot. Not sure what was happening but it seems to have gone away.
Well, I clicked 'Enable Wireless' in the plasma widget a few times to switch wireless on and off, and now it is eventually working again, even after a reboot. Not sure what was happening but it seems to have gone away.