You must have the Microsoft Visual C++ 2008 SP1 and C++ 2010 SP1 Redistributable Packages (x86 32-bit or x64 64-bit) installed on all computers running or UNICOM Intelligence Author Server Edition. You can download the Microsoft Visual C++ 2008 SP1 and C++ 2010 SP1 Redistributable Packages (x86 32-bit or x64 64-bit) directly from the Microsoft download website.