by site admin » Wed Dec 28, 2011 4:23 pm
This is not possible.
You can install a newer Carlson over Acad back to 2000 but you can not install an older version of Carlson over a newer Acad.
To avoid the cost associated with purchasing a newer Acad, we offer a free version of IntelliCAD to run Carlson in the 2012 version.