Is your headset 26.4 or 27.0 ID? Either the fork is cut for 27.0, or it needs to be cleaned up a bit with a crown race face and chase tool. Either way that's not something that all bike shops have nowadays, so check around. Alternately some more "advanced" framebuilders use a lathe.
__________________
If someone tells you that you have enough bicycles and you don't need any more, stop talking to them. You don't need that kind of negativity in your life.