Quote Originally Posted by Niwashi View Post
Make sure you have only the one crafting facility debuff that's required for the current recipe. If you have another active at the same time (because a previous recipe needed it) you'll be trying to craft with both debuffs and it will be a lot harder.
This is the big one. Make sure to right-click off 'buffs' that you don't need like that before making more things.

Other then that, without knowing your specific issues, it'd be hard to issue a suggestion.