I'm been seeing more and more of this problem where on an IFR flight, ATC vectors me to runway X, but upon contacting tower, I'm told to circle and land on runay Y. Don't work very good in a heavy...Any ideas?

It's usually a progblem with wind direction and when it happened to me I was using the sim's real weather downloads. Yet another reason that I finally started making my own weather "themes." R-