blank image issue on multiple req

controller.py

@@ -151,13 +151,13 @@ def groq_chat(csv_url: str, question: str):
 
         try:
             # Delete cache file if exists
-            cache_db_path = "/app/cache/cache_db_0.11.db"
-            if os.path.exists(cache_db_path):
-                try:
-                    os.remove(cache_db_path)
-                    print(f"Deleted cache DB file: {cache_db_path}")
-                except Exception as e:
-                    print(f"Error deleting cache DB file: {e}")
+            # cache_db_path = "/app/cache/cache_db_0.11.db"
+            # if os.path.exists(cache_db_path):
+            #     try:
+            #         os.remove(cache_db_path)
+            #         print(f"Deleted cache DB file: {cache_db_path}")
+            #     except Exception as e:
+            #         print(f"Error deleting cache DB file: {e}")
 
             data = clean_data(csv_url)
             llm = ChatGroq(model=model_name, api_key=current_api_key)