Ruby on rails rails服务器（WEBrick）出现问题
我以前发布过这个问题，但我运气不好。我再次发布它，附带额外的信息，可能有助于解决这个问题 我在使用Cloud9时遇到rails服务器问题。我正在安装gem'jqueryuirails'，需要重新启动服务器 我的朋友和我共享工作空间。服务器在我朋友的笔记本电脑上运行，所以我决定转到tmp/pids/server.pids文件并运行命令Ruby on rails rails服务器（WEBrick）出现问题,ruby-on-rails,ruby,gem,Ruby On Rails,Ruby,Gem,我以前发布过这个问题，但我运气不好。我再次发布它，附带额外的信息，可能有助于解决这个问题 我在使用Cloud9时遇到rails服务器问题。我正在安装gem'jqueryuirails'，需要重新启动服务器 我的朋友和我共享工作空间。服务器在我朋友的笔记本电脑上运行，所以我决定转到tmp/pids/server.pids文件并运行命令sudo kill-9，被文件server.pid中的数字替换。它完美地杀死了服务器。但是，在终端中运行命令$railsserver-b$IP-p$PORT后，我得到
sudo kill-9，server.pid中的数字替换。kpauls@score_app:~/workspace (dev-messaging) $ rails server -b $IP -p $PORT
bin/rails:6: warning: already initialized constant APP_PATH
/home/ubuntu/workspace/bin/rails:6: warning: previous definition of APP_PATH was here
Error: Command '-b' not recognized
Usage: rails COMMAND [ARGS]
Fetching gem metadata from https://rubygems.org/............
Fetching version metadata from https://rubygems.org/...
Fetching dependency metadata from https://rubygems.org/..
Resolving dependencies...
Using rake 10.4.2
Using i18n 0.7.0
Using json 1.8.3
Installing minitest 5.8.2 (was 5.7.0)
Using thread_safe 0.3.5
Using tzinfo 1.2.2
Using activesupport 4.2.0
Using builder 3.2.2
Using erubis 2.7.0
Using mini_portile 0.6.2
Using nokogiri 1.6.6.2
Using rails-deprecated_sanitizer 1.0.3
Installing rails-dom-testing 1.0.7 (was 1.0.6)
Installing loofah 2.0.3 (was 2.0.2)
Using rails-html-sanitizer 1.0.2
Using actionview 4.2.0
Installing rack 1.6.4 (was 1.6.1)
Using rack-test 0.6.3
Using actionpack 4.2.0
Installing globalid 0.3.6 (was 0.3.5)
Using activejob 4.2.0
Installing mime-types 2.6.2 (was 2.6.1)
Using mail 2.6.3
Using actionmailer 4.2.0
Using activemodel 4.2.0
Installing arel 6.0.3 (was 6.0.0)
Using activerecord 4.2.0
Using ancestry 2.1.0
Using ansi 1.5.0
Using bcrypt 3.1.7
Using debug_inspector 0.0.2
Using binding_of_caller 0.7.3.pre1
Installing sass 3.4.19 (was 3.4.14)
Using bootstrap-sass 3.2.0.0
Using will_paginate 3.0.7
Using bootstrap-will_paginate 0.0.10
Using bundler 1.8.4
Using columnize 0.9.0
Using debugger-linecache 1.2.0
Using slop 3.6.0
Using byebug 3.4.0
Using carrierwave 0.10.0
Using coderay 1.1.0
Installing coffee-script-source 1.10.0 (was 1.9.1.1)
Installing execjs 2.6.0 (was 2.5.2)
Using coffee-script 2.4.1
Using thor 0.19.1
Using railties 4.2.0
Using coffee-rails 4.1.0
Installing excon 0.45.4 (was 0.45.3)
Using faker 1.4.2
Installing ffi 1.9.10 (was 1.9.8)
Using formatador 0.2.5
Installing fog-core 1.33.0 (was 1.30.0)
Installing multi_json 1.11.2 (was 1.11.0)
Using fog-json 1.0.2
Using inflecto 0.0.2
Installing fog-brightbox 0.9.0 (was 0.7.1)
Installing fog-softlayer 1.0.2 (was 0.4.6)
Using ipaddress 0.8.0
Using fog 1.23.0
Using foreigner 1.7.4
Installing rb-fsevent 0.9.6 (was 0.9.5)
Using rb-inotify 0.9.5
Installing listen 3.0.4 (was 2.10.0)
Using lumberjack 1.0.9
Using nenv 0.2.0
Using shellany 0.0.1
Installing notiffany 0.0.8 (was 0.0.6)
Using method_source 0.8.2
Installing pry 0.10.3 (was 0.10.1)
Installing guard 2.13.0 (was 2.12.6)
Using guard-minitest 2.3.1
Using jbuilder 2.2.3
Using jquery-rails 4.0.3
Using jquery-ui-rails 5.0.5
Installing sprockets 3.4.0 (was 3.2.0)
Installing sprockets-rails 2.3.3 (was 2.3.1)
Using rails 4.2.0
Using mailboxer 0.13.0
Using mini_backtrace 0.1.3
Using subexec 0.2.3
Using mini_magick 3.8.0
Using ruby-progressbar 1.7.5
Using minitest-reporters 1.0.5
Using pg 0.17.1
Using puma 2.11.1
Using rails_serve_static_assets 0.0.4
Installing rails_stdout_logging 0.0.4 (was 0.0.3)
Using rails_12factor 0.0.2
Using rdoc 4.2.0
Using tilt 1.4.1
Using sass-rails 5.0.2
Using sdoc 0.4.0
Using spring 1.1.3
Using sqlite3 1.3.9
Using turbolinks 2.3.0
Using twitter-bootstrap-rails 3.2.0
Using uglifier 2.5.3
Using web-console 2.0.0.beta3
Bundle updated!
ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../../Gemfile', __FILE__)
require 'bundler/setup' # Set up gems listed in the Gemfile.
$rakerails:update:binconfig/boot.rb我试着寻找答案，但什么也找不到。我将这个问题与捆绑包更新代码一起重新发布在终端上，希望它能帮助解决这个问题。任何形式的指导或帮助都将不胜感激。谢谢