I get this when I try to run any of the Octopus versions.

System.DllNotFoundException: Unable to load DLL 'Core.dll': The application has failed to start because its side-by-side configuration is incorrect. Please see the application event log for more detail. (Exception from HRESULT: 0x800736B1)
at Octopus.Components.Log.SetLogCallback(StringDelega te del)
at Octopus.Components.Log..ctor()
at Octopus.Components.Common.Init()
at Octopus.MainWindow..ctor()

What to do?
And do ya got any other sugestions on progs that is easy to use for boxing? This is my first go and just bought several acc's