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Declaring an ICommand in Windows 8 Consumer Preview

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I stumbled upon an interesting issue in Windows 8 Consumer Preview: When you declare a command and try to bind to it, the command will only be invoked if the property is declared as ICommand. If you declare it with the class that implements ICommand (for example RelayCommand for MVVM Light), the command will never be executed. This is not discoverable at all, because the command execution fails silently, without any hint of what happened. So to clear up… If you have this binding in Windows 8:
Home : Blog List : Laurent Bugnion (GalaSoft) : Declaring an ICommand in Windows 8 Consumer Preview