Even worse, some people seemingly aren't even able to produce a question.

"I tried to $ACTION and $FUNCTION throws an error." Followed by awkward silence (or the written equivalent in chat rooms).

Great, why are you telling you me/us about it? What do you expect from me/us? If you're not even willing to produce some text with a question mark at the end, why should anyone bother to invest their time in helping you out?

Asking “why doesn’t this work?” without details is like asking for directions without saying where you are, everyone wants to help, but no one knows how.

You can lead a blind horse to water… great article