Thread:ヌヌハラ/@comment-31720212-20200413213335/@comment-44256294-20200414180406

Nothing really jumps out at me unfortunately. Given that it's complaining about a time out, I would say it's either a bug in System39.exe, or some kind of problem with the user's system (probably the latter since you can't reproduce it). Hard to narrow it down any further than that.