Home Installing the .NET Framework, version 3.5 The .NET version 3 is huge in size. Its compacted size is about 1.3G. When installed it requires about 3G of disk space. It runs best with Windows Vista operating system. INSTALLING THE .NET FRAMEWORK V3.5: If you are using Windows Vista, you already have it, so skip this section. If you are using Windows XP, you must have Service Pack 2 installed. If you are using Server 2003, you must have Service Pack 1 installed. Click here and install the software INSTALLING V3.5 SOFTWARE DEVELOPMENT KIT (SDK): Click here and install the SDK: CREATING THE SDKVars.bat FILE: Version 2 comes with file 'SDKVars.bat' which updates the environment variables in order to make the .NET Framework accessable. Version 3.5 SDK does not contain this file, so you must create it by yourself and store it into your working directory with Personal C. Sharp software. The first step is to verify that a folder named: C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727 is available. Its path could be slightly different depending on your operating system and other factors. The correct folder must contain a file named 'csc.exe'. If the folder's path was differnt, modify the first line of file 'SDKVars.bat' code listed below accordingly. The next step is to verify that a folder named: C:\Program Files\Microsoft SDKs\Windows\v6.1 is available and that it contains the two subfolders 'lib' and 'include'. If its path name was different, modify the second line of code accordingly. Here is the code for the 'SDKVars.bat' file for version 3.5: @Set NetPath=C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727 @Set NetSamplePath=C:\Program Files\Microsoft SDKs\Windows\v6.1 @Set Path=%NetPath%;%NetSamplePath%;%NetSamplePath%\Bin;%PATH% @Set LIB=%NetSamplePath%\Lib;%LIB% @Set INCLUDE=%NetSamplePath%\include;%INCLUDE% Save this code into your working directory under the name 'SDKVars.bat'. You can continue now with the Startup procedures.