diff --git a/pyproject.toml b/pyproject.toml
index 2f7febb..f7876de 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "lottery-tui"
-version = "0.2.6"
+version = "0.2.7"
 description = "A terminal user interface for lottery games."
 authors = [{ name = "onyx-and-iris", email = "code@onyxandiris.online" }]
 dependencies = ["textual>=8.0.0", "loguru>=0.7.3"]
diff --git a/src/lottery_tui/lottery.py b/src/lottery_tui/lottery.py
index 3c37d81..0ae13ac 100644
--- a/src/lottery_tui/lottery.py
+++ b/src/lottery_tui/lottery.py
@@ -1,18 +1,30 @@
 import random
 from abc import ABC, abstractmethod
-from typing import NamedTuple
+from dataclasses import dataclass
+
+from loguru import logger
 
 
-class Result(NamedTuple):
-    """A named tuple to hold the results of a lottery draw."""
+@dataclass(frozen=True)
+class Result:
+    """A dataclass to hold the results of a lottery draw with auto-sorted numbers."""
 
     kind: str
     numbers: list[int]
     bonus: list[int] | None
 
+    def __post_init__(self):
+        """Sort the numbers after initialization.
+
+        We use super().__setattr__ to bypass the frozen nature of the dataclass for sorting.
+        """
+        super().__setattr__('numbers', sorted(self.numbers))
+        if self.bonus:
+            super().__setattr__('bonus', sorted(self.bonus))
+
     def __str__(self) -> str:
         """Return a string representation of the lottery result."""
-        out = f'Numbers: {", ".join(str(n) for n in sorted(self.numbers))}'
+        out = f'Numbers: {", ".join(str(n) for n in self.numbers)}'
         if self.bonus:
             match self.kind:
                 case 'EuroMillions':
@@ -23,7 +35,7 @@ class Result(NamedTuple):
                     bonus_name = 'Thunderball'
                 case _:
                     bonus_name = 'Bonus Numbers'
-            out += f'\n{bonus_name}: {", ".join(str(n) for n in sorted(self.bonus))}'
+            out += f'\n{bonus_name}: {", ".join(str(n) for n in self.bonus)}'
         return out
 
 
@@ -116,5 +128,7 @@ def request_lottery_obj(lottery_name: str) -> Lottery:
     """Return a lottery object based on the provided lottery name."""
     lottery_cls = registry.get(lottery_name.lower())
     if lottery_cls is None:
-        raise ValueError(f"Lottery '{lottery_name}' not found.")
+        ERR_MSG = f"Lottery '{lottery_name}' not found. Available lotteries: {', '.join(registry.keys())}"
+        logger.error(ERR_MSG)
+        raise ValueError(ERR_MSG)
     return lottery_cls()
diff --git a/src/lottery_tui/tui.py b/src/lottery_tui/tui.py
index 77bda3d..a7de257 100644
--- a/src/lottery_tui/tui.py
+++ b/src/lottery_tui/tui.py
@@ -1,4 +1,3 @@
-from loguru import logger
 from rich.text import Text
 from textual.app import App, ComposeResult
 from textual.containers import Container
@@ -49,15 +48,7 @@ class LotteryTUI(App):
             )
             return
 
-        selected_lottery = self.query_one('#lottery-select').value
-
-        try:
-            lottery_obj = request_lottery_obj(selected_lottery)
-        except ValueError:
-            ERR_MSG = f'Invalid lottery selection: {selected_lottery}'
-            logger.exception(ERR_MSG)
-            raise
-
+        lottery_obj = request_lottery_obj(self.query_one('#lottery-select').value)
         result = lottery_obj.draw()
         self._update_result_label(str(result))