diff --git a/src/master/releasemgr.py b/src/master/releasemgr.py
index 1d75eb6..2d276fd 100644
--- a/src/master/releasemgr.py
+++ b/src/master/releasemgr.py
@@ -1,4 +1,4 @@
-import threading, time
+import threading, time, requests, json
 from utils import env
 from utils.log import logger
 from utils.model import db, VCluster, Container
diff --git a/src/utils/env.py b/src/utils/env.py
index 16eacb5..b75bca0 100755
--- a/src/utils/env.py
+++ b/src/utils/env.py
@@ -80,9 +80,9 @@ def getenv(key):
     elif key =="ALLOW_SCALE_OUT":
         return os.environ.get("ALLOW_SCALE_OUT", "False")
     elif key == "WARNING_DAYS":
-        return os.environ.get("WARNING_DAYS"."7")
+        return os.environ.get("WARNING_DAYS", "7")
     elif key == "RELEASE_DAYS":
-        return os.environ.get("RELEASE_DAYS"."14")
+        return os.environ.get("RELEASE_DAYS", "14")
     elif key == "BATCH_ON":
         return os.environ.get("BATCH_ON","True")
     elif key == "BATCH_MASTER_PORT":
diff --git a/src/utils/manage.py b/src/utils/manage.py
index f947b9a..67e4940 100644
--- a/src/utils/manage.py
+++ b/src/utils/manage.py
@@ -1,5 +1,8 @@
+import sys
+if sys.path[0].endswith("utils"):
+    sys.path[0] = sys.path[0][:-5]
 from flask_migrate import Migrate,MigrateCommand
-from model import *
+from utils.model import *
 from flask_script import Manager
 from flask import Flask