Autodesk has released Update 2 for AutoCAD Civil 3D 2012:
In a continuing effort to provide high quality products, Autodesk has released AutoCAD Civil 3D 2012 Service Pack 2, which fixes or addresses a variety of issues discovered by customers and by Autodesk’s internal testing team.
This Service Pack includes all previous hotfixes and service packs for AutoCAD Civil 3D 2012. It also includes the fixes included in AutoCAD 2012 Service Pack 2 and AutoCAD Map 3D 2012 Service Pack 2.
The following issues have been resolved: