text: Title: 同，后台添加节点报500，附上debug
  Body: 找了一圈，发现就那一个和我一样，，但是没有看到解决方法，所以自己再发一下，
  希望大佬看一下，还有上次我忘记在哪个群见到你了，，，唉，要不然直接QQ给你讲好了
  
  Request Method: | POST
  -- | --
  http://myss.co/admin/ssserver/node/add/
  2.0.5
  IntegrityError
  (1048, "Column 'password' cannot be null")
  /root/.pyenv/versions/3.6.3/envs/venv-sspanel/lib/python3.6/site-packages/django/db/backends/mysql/base.py in execute, line 76
  /root/.pyenv/versions/3.6.3/envs/venv-sspanel/bin/uwsgi
  3.6.3
  ['.',  '',  '/root/.pyenv/versions/3.6.3/lib/python36.zip',  '/root/.pyenv/versions/3.6.3/lib/python3.6',  '/root/.pyenv/versions/3.6.3/lib/python3.6/lib-dynload',  '/root/.pyenv/versions/3.6.3/envs/venv-sspanel/lib/python3.6/site-packages']
  星期二, 5 六月 2018 12:57:36 +0800
  
  Variable | Value
  -- | --
  args | [1,  None,  None,  'CN',  0,  1,  0,  '1',  None,  '1',  'aes-128-ctr',  1.0,  'auth_chain_a',  None,  'http_simple',  None,  0,  1073741824,  '1.0GB',  0,  '0B',  1,  '谜之屋']
  query | ('INSERT INTO `ss_node` (`node_id`, `port`, `password`, `country`, '  '`custom_method`, `show`, `node_type`, `name`, `info`, `server`, `method`, '  '`traffic_rate`, `protocol`, `protocol_param`, `obfs`, `obfs_param`, `level`, '  '`total_traffic`, `human_total_traffic`, `used_traffic`, '  '`human_used_traffic`, `order`, `group`) VALUES (%s, %s, %s, %s, %s, %s, %s, '  '%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s)')
  self | <django.db.backends.mysql.base.CursorWrapper object at 0x7ff530e41048>
  
  等等.....
  
  我也不晓得该截那些，，，笑哭，，小白一枚。。。