AutoCAD Civil 3D 2010 Update 3.1!!!

Hi, everybody.... In a continuing effort to provide high quality products, Autodesk has released AutoCAD® Civil 3D® 2010 Update 3.1, which fixes or addresses a variety of issues discovered by customers and by Autodesk's internal testing team.
Before applying this update, make sure that any customizations made to the user profile (such as, customizations made to the support file search paths, print file customizations, printer support file paths, redirections, custom template settings, and so on) are exported to a secure location, then imported and reapplied after the update has been successfully installed.

Note: This update applies to all language versions.

Important things to take in consideration!!!
You cannot run an automatic uninstall to remove this update. To restore your version of AutoCAD Civil 3D 2010 to its pre-update state, uninstall AutoCAD Civil 3D 2010 and reinstall it.
If you intend to apply the AutoCAD Civil 2010 Subscription Advantage Pack to your installation of AutoCAD Civil 3D, you must do so before applying AutoCAD Civil 3D Update 3. Attempts to apply the Subscription Advantage Pack after application of AutoCAD Civil 3D Update 3 will fail.