Perhaps some other software is blocking access to the registry? Try
Support...
--Cy--
wrote in message news:5041216@discussion.autodesk.com...
That's the weird thing...I have LDDT 2006, civil 3D, Civil Design, and
Survey all installed before I installed the Cad Manager Utility. Its almost
as if during installation the reg key did not get properly written???? I
don't really know what to do.