使用luat tool自带的update demo升级失败，帮忙看下原因，多谢。

确认IMEI是对的，luat平台上已打开允许升级和升级全部设备。

[2018-11-08 14:56:12.065]: [I]-[ril.proatc] HTTP/1.1 401 UNAUTHORIZED

[2018-11-08 14:56:12.065]: [I]-[ril.proatc] Server: nginx/1.13.0
[2018-11-08 14:56:12.081]: [I]-[ril.proatc] Date: Thu, 08 Nov 2018 06:56:12 GMT
[2018-11-08 14:56:12.081]: [I]-[ril.proatc] Content-Type: text/html; charset=utf-8
[2018-11-08 14:56:12.081]: [I]-[ril.proatc] Content-Length: 41
[2018-11-08 14:56:12.081]: [I]-[ril.proatc] Connection: keep-alive
[2018-11-08 14:56:12.096]: [I]-[ril.proatc] Set-Cookie: openluat_backend session=8b6b7411-970b-4933-9041-e1a7e1c4503e.ZMwnEb66cE8hYPkQrOS_1AMtsrI; Expires
[2018-11-08 14:56:12.096]: =Sun, 09-Dec-2018 06:56:12 GMT; HttpOnly; Path=/
[2018-11-08 14:56:12.096]: [I]-[ril.proatc] 
[2018-11-08 14:56:12.096]: [I]-[ril.proatc] {"code": 17, "msg": "\u65e0\u6743\u9650"}
[2018-11-08 14:56:12.096]: lualibc_fopen_ext /luazip/update.bin a+ 20a 1 2
[2018-11-08 14:56:12.112]: [I]-[update.httpDownloadCbFnc] true 401 table: 0x821ef610 function: 0x821c9848 nil
[2018-11-08 14:56:12.112]: [I]-[ril.sendat] AT+CIPCLOSE=7
[2018-11-08 14:56:12.112]: lualibc_fopen_ext /luazip/update.bin r 0 1 2
[2018-11-08 14:56:12.112]: lualibc_fopen_ext /luazip/update.bin rb 0 1 2
[2018-11-08 14:56:12.112]: [W]-[update.error] 无权限