diff --git a/ablkit/bridge/simple_bridge.py b/ablkit/bridge/simple_bridge.py
index 79b6c81..5c2cbfb 100644
--- a/ablkit/bridge/simple_bridge.py
+++ b/ablkit/bridge/simple_bridge.py
@@ -49,6 +49,15 @@ class SimpleBridge(BaseBridge):
     ) -> None:
         super().__init__(model, reasoner)
         self.metric_list = metric_list
+        if not hasattr(model.base_model, "predict_proba") and reasoner.dist_func in [
+            "confidence",
+            "avg_confidence",
+        ]:
+            raise ValueError(
+                "If the base model does not implement the predict_proba method, "
+                + "then the dist_func in the reasoner cannot be set to 'confidence'"
+                + "or 'avg_confidence', which are related to predicted probability."
+            )
 
     def predict(self, data_examples: ListData) -> Tuple[List[ndarray], List[ndarray]]:
         """