my problem is that when I instaled the version 2015 of autocad aachitecture in midle of the installation. I got a prompt message sayin that .NET 4.5 isn`t on my computer. evryones know that on windows 10 you directly get the verdion 4.6 of .NET. then when i tryed to install the previous version it says that i already have this version on my computer...i duno what to do please help me