If anyone is still having trouble getting Spriter Pro to start on Windows, please try downloading and installing the Visual Studio 2013 runtimes - https://www.microsoft.com/en-us/download/details.aspx?id=40784 You just need the 32 bit version if you're running 32 bit Windows, but you need both the 32 bit and 64 bit versions if you're running 64 bit Windows.