Microsoft Visual J# .NET Redistributable Package 2.0 en Administrator permissions are required to install Microsoft Visual J# .NET Redistributable Package 2.0. Contact your administrator. Installation of Microsoft Visual J# .NET Redistributable Package 2.0 requires Microsoft .NET Framework 2.0. Contact your application vendor. Due to an error with Windows Installer, the installation of Microsoft Visual J# .NET Redistributable Package 2.0 cannot proceed. Another instance of setup is already running. The running instance must complete before this setup can proceed. A beta version of Microsoft Visual J# .NET Redistributable Package 2.0 was detected on the computer. Uninstall any previous beta versions of Microsoft Visual J# .NET Redistributable Package before continuing. A failure occurred attempting to install Microsoft Visual J# .NET Redistributable Package 2.0. http://go.microsoft.com/fwlink/?LinkId=37281