When implemented by an exception class, indicates the exception is fatal and the component
is no longer usable in the current state, so that any active tasks must be finished as soon as possible.
MailBee.NET (in MailBee.NET.dll) Version: 12.3.1 build 666 for .NET 4.5
public interface IMailBeeFatalException
Public Interface IMailBeeFatalException
Typical examples of fatal errors are: the operation is aborted by the user,
no valid license is assigned to the component, etc.