diff --git a/pymanager/manager.py b/pymanager/manager.py
index ae225a9..740c5a2 100755
--- a/pymanager/manager.py
+++ b/pymanager/manager.py
@@ -788,6 +788,7 @@ class Manager():
         self.param = {}
         self.users = {}
         self.passwordfile = None
+        self.serverHttp = None
 
     def load_config(self, filecfg):
         if filecfg is None:
@@ -910,7 +911,7 @@ class Manager():
     def launch_server_http(self):
         """ Launch server https """
         self.serverHttp.daemon = True
-        self.serverHttp .start()
+        self.serverHttp.start()
 
     def launch_command(self):
         """ Launch child to manage each program """