>Hi
>I would like to know, how could I suppress exception from higher level? For example
>
>

>try
>{
>   try
>   {
>      Throw new MyException();
>   }
>   catch { }
>}
>catch(MyException ex)
>{
>    // I DO NOT ONE THIS TO BE DETECTED. POSSIBLE?
>}
>
>

What do you mean by 'to be detected'. As your code stands since your inner catch does not rethrow the exception it will be swallowed at that point- the outer catch will never be hit.