diff --git a/pywxdump/api/api.py b/pywxdump/api/api.py
index cd60006..995c54f 100644
--- a/pywxdump/api/api.py
+++ b/pywxdump/api/api.py
@@ -66,13 +66,13 @@ def init_key():
     key = request.json.get("key", "").strip().strip("'").strip('"')
     my_wxid = request.json.get("my_wxid", "").strip().strip("'").strip('"')
     if not wx_path:
-        return ReJson(1001, body=f"wx_path is required: {wx_path}")
+        return ReJson(1002, body=f"wx_path is required: {wx_path}")
     if not os.path.exists(wx_path):
-        return ReJson(1002, body=f"wx_path not exists: {wx_path}")
+        return ReJson(1001, body=f"wx_path not exists: {wx_path}")
     if not key:
-        return ReJson(1001, body=f"key is required: {key}")
+        return ReJson(1002, body=f"key is required: {key}")
     if not my_wxid:
-        return ReJson(1001, body=f"my_wxid is required: {my_wxid}")
+        return ReJson(1002, body=f"my_wxid is required: {my_wxid}")
 
     out_path = os.path.join(g.tmp_path, "decrypted", my_wxid) if my_wxid else os.path.join(g.tmp_path, "decrypted")
     if os.path.exists(out_path):
@@ -110,13 +110,13 @@ def init_nokey():
     my_wxid = request.json.get("my_wxid", "").strip().strip("'").strip('"')
 
     if not wx_path:
-        return ReJson(1002)
+        return ReJson(1002, body=f"wx_path is required: {wx_path}")
     if not os.path.exists(wx_path):
-        return ReJson(1001, body=wx_path)
+        return ReJson(1001, body=f"wx_path not exists: {wx_path}")
     if not merge_path:
-        return ReJson(1002)
+        return ReJson(1002, body=f"merge_path is required: {merge_path}")
     if not my_wxid:
-        return ReJson(1002)
+        return ReJson(1002, body=f"my_wxid is required: {my_wxid}")
 
     key = read_session(g.sf, my_wxid, "key")
 
diff --git a/pywxdump/api/rjson.py b/pywxdump/api/rjson.py
index 2ebba85..2e87cf2 100644
--- a/pywxdump/api/rjson.py
+++ b/pywxdump/api/rjson.py
@@ -17,8 +17,8 @@ def ReJson(code: int, body: [dict, list] = None, msg: str = None, error: str = N
         0: {'code': 0, 'body': body, 'msg': "success", "extra": extra},
         # 100 开头代表 请求数据有问题
         # 4*** 表示数据库查询结果存在异常
-        1001: {'code': 1001, 'body': body, 'msg': "请求数据格式存在错误！", "extra": extra},
-        1002: {'code': 1002, 'body': body, 'msg': "请求参数存在错误！", "extra": extra},
+        1001: {'code': 1001, 'body': body, 'msg': "请求数据格式存在错误！", "extra": extra}, # 请求数据格式存在错误，一般是数据类型错误
+        1002: {'code': 1002, 'body': body, 'msg': "请求参数存在错误！", "extra": extra},  # 请求参数存在错误,一般是缺少参数
         2001: {'code': 2001, 'body': body, 'msg': "操作失败！", "extra": extra},  # 请求未能正确执行
         4001: {'code': 4001, 'body': body, 'msg': "账号或密码错误！", "extra": extra},  # 表示用户没有权限（令牌、用户名、密码错误）
         4003: {'code': 4003, 'body': body, 'msg': "禁止访问！", "extra": extra},