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---

try
  ...
   except
     on E : Exception do begin
       ShowMessage('Exception class name = '+E.ClassName);
       ShowMessage('Exception message = '+E.Message);
     end;
     // IO error
     On E : EInOutError do
       ShowMessage('IO error : '+E.Message);
     // Division by zero
     On E : EDivByZero do
       ShowMessage('Div by zero error : '+E.Message);
     // Catch other errors
     else
       ShowMessage('Unknown error');
   end;