diff --git a/src/tree.py b/src/tree.py
index c36a946fc07501220698b0eb9c55b06af15dbce6..9e6a5cf92c84709d1994acde622d49c591613017 100644
--- a/src/tree.py
+++ b/src/tree.py
@@ -7,9 +7,12 @@ import sys
 import re
 
 id_set = set()
-
 logger = logging.getLogger(__name__)
-
+logger.setLevel(logging.INFO)
+handler = logging.StreamHandler(sys.stdout)
+formatter = logging.Formatter('%(asctime)s - %(levelname)s - %(message)s')
+handler.setFormatter(formatter)
+logger.addHandler(handler)
 
 def load_json(p):
     with open(p, 'r') as f:
@@ -71,11 +74,12 @@ def gen_node_id():
 
 
 class TreeWalker:
-    def __init__(self, root, tree_name, title=None):
+    def __init__(self, root, tree_name, title=None, log=None):
         self.name = tree_name
         self.root = root
         self.title = tree_name if title is None else title
         self.tree = {}
+        self.logger = logger if log is None else log
 
     def walk(self):
         root = self.load_root()
@@ -184,12 +188,12 @@ class TreeWalker:
             config = {
                 "node_id": self.gen_node_id()
             }
-            dump_json(path, config, exist_ok=True, override=True)
+            dump_json(config_path, config, exist_ok=True, override=True)
         else:
             config = load_json(config_path)
             flag, result = self.ensure_node_id(config)
             if flag:
-                dump_json(path, config, exist_ok=True, override=True)
+                dump_json(config_path, config, exist_ok=True, override=True)
         return config
 
     def ensure_chapter_config(self, path):
@@ -199,12 +203,12 @@ class TreeWalker:
                 "node_id": self.gen_node_id(),
                 "keywords": []
             }
-            dump_json(path, config, exist_ok=True, override=True)
+            dump_json(config_path, config, exist_ok=True, override=True)
         else:
             config = load_json(config_path)
             flag, result = self.ensure_node_id(config)
             if flag:
-                dump_json(path, config, exist_ok=True, override=True)
+                dump_json(config_path, config, exist_ok=True, override=True)
         return config
 
     def ensure_section_config(self, path):
@@ -235,9 +239,14 @@ class TreeWalker:
         return f"{self.name}-{uuid.uuid4().hex}"
 
     def extract_node_env(self, path):
-        _, dir = os.path.split(path)
-        number, title = dir.split(".", 1)
-        return int(number), title
+        try:
+            _, dir = os.path.split(path)
+            self.logger.info(path)
+            number, title = dir.split(".", 1)
+            return int(number), title
+        except Exception as error:
+            self.logger.error(f"目录 [{path}] 解析失败，结构不合法，可能是缺少序号")
+            sys.exit(1)
 
     def load_chapter_node(self, full_name):
         config = self.ensure_chapter_config(full_name)