If you haven't already, you have to delete/remove WiFi, not just disable/stop it. Network->Wifi->Remove
I've deleted but after few hours of mining I see the error message again:
usb 1-1: clear tt 1 (8030) error -71
usb 1-1: clear tt 1 (8030) error -71
usb 1-1: clear tt 1 (8030) error -71