For Windows 7 64bit ONLY: If during or after installation of Vectorworks, you see an error that claims the "VWPreview.dll" failed to install properly, you will need to download and install the following: http://www.microsoft.com/en-us/download/details.aspx?id=14632 Then, run the Vectorworks installation again. The install should then complete properly.    Note: If you are using Vectorworks 2014, make sure to update to Service Pack 3 or later. This should also resolve the