diff --git a/src/llmtuner/__init__.py b/src/llmtuner/__init__.py
index 712be7c2..27b96d01 100644
--- a/src/llmtuner/__init__.py
+++ b/src/llmtuner/__init__.py
@@ -7,4 +7,4 @@ from llmtuner.train import export_model, run_exp
 from llmtuner.webui import create_ui, create_web_demo
 
 
-__version__ = "0.3.1"
+__version__ = "0.3.2"
diff --git a/src/llmtuner/webui/chatter.py b/src/llmtuner/webui/chatter.py
index 10c06839..d591a2e3 100644
--- a/src/llmtuner/webui/chatter.py
+++ b/src/llmtuner/webui/chatter.py
@@ -34,7 +34,10 @@ class WebChatModel(ChatModel):
             try:
                 with open("demo_config.json", "r", encoding="utf-8") as f:
                     args = json.load(f)
+                assert args.get("model_name_or_path", None) and args.get("template", None)
                 super().__init__(args)
+            except AssertionError:
+                print("Please provided model name and template in `demo_config.json`.")
             except:
                 print("Cannot find `demo_config.json` at current directory.")