This tutorial will teach you how to solve Net Framework v4.0.30319 error. This guide will walk you through every step of solving the issue easily. Open c:/windows/sysWow64 (64) bit or system32 (32) bit Find mscoree.dll and check version (it must be 4) if you have version 1 or 2 or 3: Download "takeownership" and install it which you will find at the bottom of this thread. Take ownership using this method...(This method works in Windows Vista, 7, 8, and 8.1) Download and unzip the files below. Double-click the 'InstallTakeOwnership.reg' file and click through the prompts. Once installed when you right click you will see a new option to take ownership. Now that you have installed 'TakeOwnership' lets rename the original mscoree.dl so it does not get overwritten. Go to c:/windows/sysWow64 (64) bit or system32 (32) bit Find mscoree.dl and right click then select 'Take Ownership' Rename your mscoree.dll (in system32 or systemWow64) :mscoree1.dll Now download mscoree.dl from the bottom of this topic. Put the downloaded mscoree.dll into the folder. That's all there is too it! Downloads: Take Ownership View attachment TakeOwnership.zip mscoree.dll View attachment mscoree.zip
Same here. Not working. Downloaded Microsoft .NET Framework 4 and that did the trick http://www.microsoft.com/en-us/download/confirmation.aspx?id=17718