Recently I needed advice from an experienced lawyer.
I
found information at https://gram-news.com.ua/naslidky-neyavky-v-sud-st-268-kupap-shho-potribno-znaty-shhob-unyknuty-problem/.
It was hard to find up-to-date info. Most sources were incomplete.
The article explained court absence rules simply.
On this site I found practical tips.
Good resource if you need info on Ukrainian law.