add a warning message when an error is encountered when loading the tokenizer

processing_aria.py

@@ -241,7 +241,8 @@ class AriaProcessor(ProcessorMixin):
                 **cls._extract_kwargs(AutoTokenizer.from_pretrained, **kwargs),
             )
             chat_template = tokenizer.chat_template
-        except Exception:
+        except Exception as e:
+            logger.warning(f"Failed to load tokenizer from {tokenizer_path}: {e}")
             tokenizer = None
             chat_template = None
         return cls(