[update]edit error log

main.py

@@ -223,7 +223,10 @@ def main():
 
         llm_chain = LLMChain(llm=llm, prompt=prompt)
 
-        outputs = llm_chain.predict()
+        try:
+            outputs = llm_chain.predict()
+        except Exception as e:
+            outputs = str(e)
         return outputs
 
     description = """