You want to do X, and you think Y is the best way of doing so.
Instead of asking about X, you ask about Y.
Someone tries to help you with Y, but is confused because it seems like a strange problem to solve.
After a lot of time wasted, it becomes clear that the user really needs help with X, and Y was a dead end.
It leads to an huge amount of wasted time and energy on both parties.
How to avoid it?
- always include information about a broader picture. Why are you doing this?
- provide details if someone asks for more information
- share what you've tried and solutions that you have ruled out, it gives more information about your requirements.
More tips on how to ask questions the smart way.