а вот и решение проблемы, правда на аглицком, и еще проверить негде было....
так что у кого есть такая проблема проверьте плиз!
To reset the AutoCAD® Civil 3D® 2009 user settings for a particular user, follow these steps:
Important! Make sure you back up any customized Civil 3D 2009 files before you implement the following procedure.
Log on to the computer as that user.
On the Start menu (Windows), click Run.
In the Run dialog box, enter regedit.
In the Registry Editor, browse to the following key and delete it:
HKEY_CURRENT_USER\Software\Autodesk\AutoCAD\R17.2\ACAD-7000:409
Close the Registry Editor.
Using Windows Explorer, browse to and delete the following user's application folders:
For Windows Vista
C:\Users\<user>\AppData\Roaming\Autodesk\C3D 2009 C:\Users\<user>\AppData\Local\Autodesk\C3D 2009
For Windows XP
C:\Documents and Settings\<user name>\Application Data\Autodesk\C3D 2009
C:\Documents and Settings\<user name>\Local Settings\Application Data\Autodesk\C3D 2009
Start AutoCAD Civil 3D. This will initiate the secondary installer, re-creating the deleted files and folders.