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src/main/java/envoy/client/ui/SceneContext.java

@@ -149,10 +149,8 @@ public final class SceneContext {
 			stage.sizeToScene();
 			// If the controller implements the Restorable interface,
 			// the actions to perform on restoration will be executed here
-			try {
-				final Restorable restorable = (Restorable) controllerStack.peek();
-				restorable.onRestore();
-			} catch (final ClassCastException e) {}
+			final var controller = controllerStack.peek();
+			if (controller instanceof Restorable) ((Restorable) controller).onRestore();
 		}
 		stage.show();
 	}