C#

namespace Library {
	public interface IErrorLog {
		void WriteLog(ErrorLog el) 
	}
		
	public class ErrorLog
	{
		private IErrorLog errorLog;

		public ErrorLog(IErrorLog errorLog) {
			if (errorLog == null)
				this.errorLog = new Write();
			else
				this.errorLog = errorLog;
		}

		public void Log() {
			errorLog.WriteLog(this);
		}
	}
}

namespace Library
{
    interface IErrorLog
    {
        void WriteLog ( System.Exception Error ) ;
    }

    public class ErrorLog : IErrorLog
    {
        // Constructor

        void WriteLog
        (
            System.Exception Error
        )
        {
            // Perhaps write to the Console
        }
    }
}

public static void
Log
(
    this System.Exception Error
,
    IErrorLog             ErrorLog
)
{
    ErrorLog.WriteLog ( Error ) ;
}

Tools > Options > Debugging > `Break all processes when one process breaks'

catch ()
{

    intRowsAffected = 0;
}