Construction projects are bound to have some hiccups as they proceed. When anything amiss happens, your contractor should alert you to the issue and find ways to overcome the problems. The real issue comes in when they aren't willing to do this. In these cases, you might have to turn to legal remedies to rectify the situation.
You finally bought that house you've been dreaming of in San Diego. It's the new construction property you wanted with that sliver of a Pacific Ocean view. It's perfect.