fix issue where i try printing non-existent property on none in ensem…

…bleselector

This raised an AttributeError which Qt swallowed

src/ert/gui/ertwidgets/ensembleselector.py

@@ -23,7 +23,7 @@ def __init__(
         update_ert: bool = True,
         show_only_undefined: bool = False,
         show_only_no_children: bool = False,
-        show_only_with_valid_experiment: bool = False,
+        # show_only_with_valid_experiment: bool = False,
     ):
         super().__init__()
         self.notifier = notifier
@@ -38,7 +38,7 @@ def __init__(
         # if the ensemble has not been used in an update, as that would
         # invalidate the result
         self._show_only_no_children = show_only_no_children
-        self._show_only_with_valid_experiment = show_only_with_valid_experiment
+        self._show_only_with_valid_experiment = False
         self.setSizeAdjustPolicy(QComboBox.AdjustToContents)
 
         self.setEnabled(False)
@@ -61,15 +61,7 @@ def __init__(
 
     @property
     def selected_ensemble(self) -> Ensemble:
-        print("GETTING SELECTED_ENSEMBLE")
-        print(f"{self.count()=}")
-        try:
-            itemData: LocalEnsemble = self.itemData(self.currentIndex())
-        except Exception as e:
-            print(f"{e=}")
-            raise e
-
-        print(f"{itemData.experiment.is_valid()=}")
+        itemData: LocalEnsemble | None = self.itemData(self.currentIndex())
         return itemData
 
     def populate(self) -> None: