to run application you first must install one, download .net framework 4.0 redistributable: dotnetfx40_full_x86_x64.exe (48.1 mb), net framework v4 0.3 319, dotnet 4.0 3019, net framework 4.0 v 30319, window net framework 4, netframework4, net framework v4 0319 download, sau khi đã cài đặt xong nhưng màn hình lại hiện lên lỗi sau: To run this application, you first must install one of the following versions of the .NET Framework: v4.0 Contact your application publisher for intructions about obtaining the appropriate version of the .NET Framework