Yeah, this is one of the more common failure modes. One meeting wasted, and possibly lots of time lost when the next meeting can only be scheduled much later.

Yeah, this is one of the more common failure modes. One meeting wasted, and possibly lots of time lost when the next meeting can only be scheduled much later. All easily preventable if the person organizing the meeting prepares for it, and shares a brief agenda so that other participants can prepare to, or find replacements if they themselves are the wrong person for the meeting.