Still have some logs, haven't found the reason pagedown and pageup couldn't parsed.
time="2021-11-23T22:50:49+07:00" level=debug msg="Could not map key 'pagedown' to key"
time="2021-11-23T22:50:49+07:00" level=debug msg="Could not map key 'pageup' to key"
time="2021-11-23T22:50:49+07:00" level=debug msg="Sortfn()"
time="2021-11-23T22:50:49+07:00" level=debug msg="Could not map key 'space' to key"
time="2021-11-23T22:50:49+07:00" level=debug msg="Could not map key '\\\\' to key"
Still have some logs, haven't found the reason pagedown and pageup couldn't parsed.
Updated: fixed