Could you be more concrete please? Which drill? red, blue, orange, green? What did happen in game before crash? Thank you.

Green drill. Before crash game freeze and then crash.

p.s. А если по-русски писать меня тут поймут?)

Mass closing ancient tickets with no activity this year; assume fixed or too trivial etc.

If this issue is still relevant in current dev build, please create a new ticket referencing this one and request for it to be re-opened.