App is showing loading page only

I have deployed my app on heroku server it was working fine but from last week It is showing only loading, not even login page, I have wrote some extra API calls which are working but my rocketchat UI is not showing, I don’t know this is right place or not to ask this question. any help will be appreciated.

Server Setup Information

  • Version of Rocket.Chat Server: 0.60.0-develop
  • Operating System: Linux (Ubuntu)
  • Deployment Method:
  • Number of Running Instances: 1
  • DB Replicaset Oplog: Disabled
  • NodeJS Version: 8.8.1 - x64
  • MongoDB Version: 3.6.12
  • Proxy:
  • Firewalls involved:

Logs:
Starting process with command.meteor/heroku_build/bin/node $NODEJS_PARAMS .meteor/heroku_build/app/main.js2019-05-31T17:52:42.098513+00:00 app[web.1]: Will load cache for users 2019-05-31T17:52:42.165407+00:00 app[web.1]: 96 records load from users 2019-05-31T17:52:42.167855+00:00 app[web.1]: Will load cache for rocketchat_room 2019-05-31T17:52:42.187461+00:00 app[web.1]: 122 records load from rocketchat_room 2019-05-31T17:52:42.188258+00:00 app[web.1]: Will load cache for rocketchat_subscription 2019-05-31T17:52:42.302085+00:00 app[web.1]: 444 records load from rocketchat_subscription 2019-05-31T17:52:42.302714+00:00 app[web.1]: Will load cache for rocketchat_settings 2019-05-31T17:52:42.348458+00:00 app[web.1]: 606 records load from rocketchat_settings 2019-05-31T17:52:45.214018+00:00 app[web.1]: Updating process.env.MAIL_URL 2019-05-31T17:52:45.896040+00:00 app[web.1]: Starting Email Intercepter... 2019-05-31T17:52:47.189610+00:00 app[web.1]: Will load cache for rocketchat_permissions 2019-05-31T17:52:47.197913+00:00 app[web.1]: 75 records load from rocketchat_permissions 2019-05-31T17:52:47.221897+00:00 app[web.1]: Will load cache for rocketchat_roles 2019-05-31T17:52:47.224239+00:00 app[web.1]: 11 records load from rocketchat_roles 2019-05-31T17:52:48.499295+00:00 app[web.1]: LocalStore: store created at 2019-05-31T17:52:48.499835+00:00 app[web.1]: LocalStore: store created at 2019-05-31T17:52:49.696547+00:00 app[web.1]: LocalStore: store created at 2019-05-31T17:52:49.697354+00:00 app[web.1]: LocalStore: store created at 2019-05-31T17:52:50.142478+00:00 app[web.1]: Setting default file store to GridFS 2019-05-31T17:52:52.864899+00:00 app[web.1]: {"line":"148","file":"rocketchat_migrations.js","message":"Migrations: Not migrating, already at version 104","time":{"$date":1559325172864},"level":"info"} 2019-05-31T17:52:53.446158+00:00 app[web.1]: Updating process.env.MAIL_URL 2019-05-31T17:52:53.823685+00:00 app[web.1]: Using GridFS for custom sounds storage 2019-05-31T17:52:53.850928+00:00 app[web.1]: Using GridFS for custom emoji storage 2019-05-31T17:52:53.854777+00:00 app[web.1]: ufs: temp directory created at "/tmp/ufs" 2019-05-31T17:52:56.174392+00:00 heroku[web.1]: State changed from starting to up 2019-05-31T17:52:55.958427+00:00 app[web.1]: Exception in defer callback: WriteError({"code":11000,"index":0,"errmsg":"E11000 duplicate key error index: heroku_tq8tkrdq.users.$emails.address_1 dup key: { : \"admin@vendoradvisor.com\" }","op":{"createdAt":"2019-05-31T17:52:55.941Z","avatarOrigin":"none","_id":"Administrator","name":"Administrator","username":"admin","emails":[{"address":"admin@vendoradvisor.com","verified":true}],"status":"offline","statusDefault":"online","utcOffset":0,"active":true,"type":"user","_updatedAt":"2019-05-31T17:52:55.941Z"}}) 2019-05-31T17:52:55.958446+00:00 app[web.1]: at Function.MongoError.create (/app/.meteor/heroku_build/app/programs/server/npm/node_modules/meteor/npm-mongo/node_modules/mongodb-core/lib/error.js:31:11) 2019-05-31T17:52:55.958450+00:00 app[web.1]: at toError (/app/.meteor/heroku_build/app/programs/server/npm/node_modules/meteor/npm-mongo/node_modules/mongodb/lib/utils.js:139:22) 2019-05-31T17:52:55.958452+00:00 app[web.1]: at /app/.meteor/heroku_build/app/programs/server/npm/node_modules/meteor/npm-mongo/node_modules/mongodb/lib/collection.js:668:23 2019-05-31T17:52:55.958453+00:00 app[web.1]: at handleCallback (/app/.meteor/heroku_build/app/programs/server/npm/node_modules/meteor/npm-mongo/node_modules/mongodb/lib/utils.js:120:56) 2019-05-31T17:52:55.958455+00:00 app[web.1]: at resultHandler (/app/.meteor/heroku_build/app/programs/server/npm/node_modules/meteor/npm-mongo/node_modules/mongodb/lib/bulk/ordered.js:421:14) 2019-05-31T17:52:55.958456+00:00 app[web.1]: at /app/.meteor/heroku_build/app/programs/server/npm/node_modules/meteor/npm-mongo/node_modules/mongodb-core/lib/connection/pool.js:469:18 2019-05-31T17:52:55.958458+00:00 app[web.1]: at _combinedTickCallback (internal/process/next_tick.js:131:7) 2019-05-31T17:52:55.958459+00:00 app[web.1]: at process._tickDomainCallback (internal/process/next_tick.js:218:9) 2019-05-31T17:52:55.958461+00:00 app[web.1]: 2019-05-31T17:52:56.127130+00:00 app[web.1]: ➔ System ➔ startup 2019-05-31T17:52:56.128041+00:00 app[web.1]: ➔ +-------------------------------------------------------+ 2019-05-31T17:52:56.128765+00:00 app[web.1]: ➔ | SERVER RUNNING | 2019-05-31T17:52:56.129461+00:00 app[web.1]: ➔ +-------------------------------------------------------+ 2019-05-31T17:52:56.130150+00:00 app[web.1]: ➔ | | 2019-05-31T17:52:56.130852+00:00 app[web.1]: ➔ | Rocket.Chat Version: 0.60.0-develop | 2019-05-31T17:52:56.131550+00:00 app[web.1]: ➔ | NodeJS Version: 8.8.1 - x64 | 2019-05-31T17:52:56.132241+00:00 app[web.1]: ➔ | Platform: linux | 2019-05-31T17:52:56.132938+00:00 app[web.1]: ➔ | Process Port: 51921 | 2019-05-31T17:52:56.133636+00:00 app[web.1]: ➔ | Site URL: https://vd-rc-ua.herokuapp.com | 2019-05-31T17:52:56.134321+00:00 app[web.1]: ➔ | ReplicaSet OpLog: Disabled | 2019-05-31T17:52:56.135019+00:00 app[web.1]: ➔ | | 2019-05-31T17:52:56.135710+00:00 app[web.1]: ➔ +-------------------------------------------------------+ 2019-05-31T17:52:56.638404+00:00 heroku[router]: sock=client at=warning code=H27 desc="Client Request Interrupted" method=GET path="/sockjs/info?cb=_pr7czuh2w" host=vd-rc-ua.herokuapp.com request_id=9a949215-4b50-429d-9bca-15c549667ad5 fwd="39.45.55.75" dyno=web.1 connect=1ms service=5ms status=499 bytes= protocol=https 2019-05-31T17:52:57.016071+00:00 heroku[router]: sock=client at=warning code=H27 desc="Client Request Interrupted" method=GET path="/sockjs/info?cb=o8a_zgtzp8" host=vd-rc-ua.herokuapp.com request_id=e293b2ce-7ac9-4abb-9490-5d5811b35af7 fwd="39.45.55.75" dyno=web.1 connect=0ms service=1ms status=499 bytes= protocol=https 2019-05-31T17:52:56.999121+00:00 heroku[router]: sock=client at=warning code=H27 desc="Client Request Interrupted" method=GET path="/sockjs/info?cb=m868kh6o33" host=vd-rc-ua.herokuapp.com request_id=a4e59144-d276-4758-9932-c038c5e34698 fwd="39.45.55.75" dyno=web.1 connect=1ms service=2ms status=499 bytes= protocol=https 2019-05-31T17:52:57.140711+00:00 heroku[router]: at=info method=GET path="/sockjs/info?cb=rr8be9exrb" host=vd-rc-ua.herokuapp.com request_id=4d909bfd-5922-4ba2-bcd9-0e02e38d1a6d fwd="39.45.55.75" dyno=web.1 connect=0ms service=1ms status=200 bytes=363 protocol=https 2019-05-31T17:52:57.134316+00:00 heroku[router]: sock=client at=warning code=H27 desc="Client Request Interrupted" method=GET path="/sockjs/info?cb=agb9aix65f" host=vd-rc-ua.herokuapp.com request_id=c1f545d2-85e7-49f4-b067-fbe0ad1b0318 fwd="205.234.117.132" dyno=web.1 connect=0ms service=1ms status=499 bytes= protocol=https 2019-05-31T17:52:57.294590+00:00 heroku[router]: sock=client at=warning code=H27 desc="Client Request Interrupted" method=GET path="/sockjs/info?cb=2ewdvaaf07" host=vd-rc-ua.herokuapp.com request_id=9a9c0174-54e5-4f15-a032-6392176c3334 fwd="39.45.55.75" dyno=web.1 connect=0ms service=5ms status=499 bytes= protocol=https 2019-05-31T17:52:57.807490+00:00 heroku[router]: sock=client at=warning code=H27 desc="Client Request Interrupted" method=GET path="/sockjs/info?cb=wsyze31eav" host=vd-rc-ua.herokuapp.com request_id=7ab60aa8-891b-42b5-8783-2557d6d5d2a9 fwd="39.45.55.75" dyno=web.1 connect=0ms service=1ms status=499 bytes= protocol=https 2019-05-31T17:52:58.153333+00:00 heroku[router]: at=info method=GET path="/sockjs/info?cb=q2rlrl_qdd" host=vd-rc-ua.herokuapp.com request_id=bc872504-237b-4f43-ad20-0f04d8b33e95 fwd="205.234.117.132" dyno=web.1 connect=0ms service=1ms status=200 bytes=362 protocol=https 2019-05-31T17:52:58.243413+00:00 heroku[router]: at=info method=GET path="/_timesync" host=vd-rc-ua.herokuapp.com request_id=75937a71-efda-4b23-8bf6-61213310458f fwd="205.234.117.132" dyno=web.1 connect=0ms service=3ms status=200 bytes=282 protocol=https 2019-05-31T17:52:58.249204+00:00 heroku[router]: sock=client at=warning code=H27 desc="Client Request Interrupted" method=GET path="/sockjs/info?cb=dbuckqj05u" host=vd-rc-ua.herokuapp.com request_id=78773875-b5d0-4971-b75b-86dfc3998fed fwd="39.45.55.75" dyno=web.1 connect=0ms service=1ms status=499 bytes= protocol=https 2019-05-31T17:52:59.138206+00:00 heroku[router]: sock=client at=warning code=H27 desc="Client Request Interrupted" method=GET path="/sockjs/info?cb=v6ue6osm8g" host=vd-rc-ua.herokuapp.com request_id=3a1e9b6f-a135-434b-8887-6c7157eb1399 fwd="205.234.117.132" dyno=web.1 connect=0ms service=1ms status=499 bytes= protocol=https 2019-05-31T17:52:59.252749+00:00 heroku[router]: sock=client at=warning code=H27 desc="Client Request Interrupted" method=GET path="/sockjs/info?cb=7885uhbc0h" host=vd-rc-ua.herokuapp.com request_id=b79155e8-a554-4aaa-8fa8-25191c07befe fwd="205.234.117.132" dyno=web.1 connect=0ms service=1ms status=499 bytes= protocol=https 2019-05-31T17:52:59.248137+00:00 heroku[router]: sock=client at=warning code=H27 desc="Client Request Interrupted" method=GET path="/sockjs/info?cb=1nadsnu8iz" host=vd-rc-ua.herokuapp.com request_id=807282eb-235c-47b1-a946-1e4e0ccfb03b fwd="39.45.55.75" dyno=web.1 connect=0ms service=3ms status=499 bytes= protocol=https