JDK、MySQL、tomcat都正常安装，JDK （java version 12.0.2）,Mysql *, tomcat 7.0，我用的是安装包里的ROOT文件夹替代webapps下的ROOT，但是替换完成后，访问http://localhost:8080，没有打开安装页面，直接报错：
找不到 localhost 的网页
找不到与以下网址对应的网页：http://localhost:8080/
HTTP ERROR 404
请问是什么原因？
8月 29, 2019 2:29:39 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Server version: Apache Tomcat/7.0.96
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Server built: Jul 24 2019 13:00:10 UTC
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Server number: 7.0.96.0
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: OS Name: Windows 7
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: OS Version: 6.1
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Architecture: amd64
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Java Home: D:\Program Files (x86)\Java\jdk-12.0.2
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: JVM Version: 12.0.2+10
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: JVM Vendor: Oracle Corporation
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: CATALINA_BASE: D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: CATALINA_HOME: D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Dcatalina.home=D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Dcatalina.base=D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Djava.io.tmpdir=D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0\temp
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Djava.util.logging.config.file=D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0\conf\logging.properties
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: --add-opens=java.base/java.lang=ALL-UNNAMED
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: --add-opens=java.base/java.io=ALL-UNNAMED
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: --add-opens=java.rmi/sun.rmi.transport=ALL-UNNAMED
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: exit
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: abort
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Xms128m
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Xmx256m
8月 29, 2019 2:29:40 下午 org.apache.catalina.core.AprLifecycleListener lifecycleEvent
信息: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0\bin;C:\Windows\Sun\Java\bin;C:\Windows\system32;C:\Windows;D:\Program Files (x86)\Java\jdk-12.0.2\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;D:\Program Files (x86)\Bitvise SSH Client;D:\Program Files (x86)\Java\jdk-12.0.2\bin;.
8月 29, 2019 2:29:40 下午 org.apache.coyote.AbstractProtocol init
信息: Initializing ProtocolHandler ["http-bio-8080"]
8月 29, 2019 2:29:40 下午 org.apache.coyote.AbstractProtocol init
信息: Initializing ProtocolHandler ["ajp-bio-8009"]
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 3303 ms
8月 29, 2019 2:29:40 下午 org.apache.catalina.core.StandardService startInternal
信息: Starting service Catalina
8月 29, 2019 2:29:40 下午 org.apache.catalina.core.StandardEngine startInternal
信息: Starting Servlet Engine: Apache Tomcat/7.0.96
8月 29, 2019 2:29:40 下午 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0\webapps\ROOT
8月 29, 2019 2:29:42 下午 org.apache.catalina.util.SessionIdGeneratorBase createSecureRandom
警告: Creation of SecureRandom instance for session ID generation using [SHA1PRNG] took [323] milliseconds.
8月 29, 2019 2:29:42 下午 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deployment of web application directory D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0\webapps\ROOT has finished in 2,024 ms
8月 29, 2019 2:29:42 下午 org.apache.coyote.AbstractProtocol start
信息: Starting ProtocolHandler ["http-bio-8080"]
8月 29, 2019 2:29:42 下午 org.apache.coyote.AbstractProtocol start
信息: Starting ProtocolHandler ["ajp-bio-8009"]
8月 29, 2019 2:29:42 下午 org.apache.catalina.startup.Catalina start
信息: Server startup in 2469 ms
8月 29, 2019 3:19:54 下午 org.apache.catalina.startup.HostConfig reload
信息: Reloading context []
8月 29, 2019 3:19:54 下午 org.apache.catalina.core.StandardContext reload
信息: Reloading Context with name [] has started
8月 29, 2019 3:19:58 下午 org.apache.catalina.core.StandardContext reload
严重: Exception starting Context with name []
org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[]]
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:162)
at org.apache.catalina.core.StandardContext.reload(StandardContext.java:4212)
at org.apache.catalina.startup.HostConfig.reload(HostConfig.java:1575)
at org.apache.catalina.startup.HostConfig.checkResources(HostConfig.java:1548)
at org.apache.catalina.startup.HostConfig.check(HostConfig.java:1783)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:366)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1507)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1678)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1688)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1656)
at java.base/java.lang.Thread.run(Thread.java:835)
Caused by: java.lang.IllegalArgumentException: More than one fragment with the name [spring_web] was found. This is not legal with relative ordering. See section 8.2.2 2c of the Servlet specification for details. Consider using absolute ordering.
at org.apache.catalina.deploy.WebXml.orderWebFragments(WebXml.java:2338)
at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1268)
at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:881)
at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:388)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5606)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
... 12 more
8月 29, 2019 3:19:58 下午 org.apache.catalina.core.StandardContext reload
信息: Reloading Context with name [] is completed
8月 29, 2019 3:20:11 下午 org.apache.coyote.AbstractProtocol pause
信息: Pausing ProtocolHandler ["http-bio-8080"]
8月 29, 2019 3:20:11 下午 org.apache.coyote.AbstractProtocol pause
信息: Pausing ProtocolHandler ["ajp-bio-8009"]
8月 29, 2019 3:20:11 下午 org.apache.catalina.core.StandardService stopInternal
信息: Stopping service Catalina
8月 29, 2019 3:20:11 下午 org.apache.coyote.AbstractProtocol stop
信息: Stopping ProtocolHandler ["http-bio-8080"]
8月 29, 2019 3:20:11 下午 org.apache.coyote.AbstractProtocol stop
信息: Stopping ProtocolHandler ["ajp-bio-8009"]
8月 29, 2019 3:20:11 下午 org.apache.coyote.AbstractProtocol destroy
信息: Destroying ProtocolHandler ["http-bio-8080"]
8月 29, 2019 3:20:11 下午 org.apache.coyote.AbstractProtocol destroy
信息: Destroying ProtocolHandler ["ajp-bio-8009"]
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Server version: Apache Tomcat/7.0.96
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Server built: Jul 24 2019 13:00:10 UTC
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Server number: 7.0.96.0
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: OS Name: Windows 7
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: OS Version: 6.1
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Architecture: amd64
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Java Home: D:\Program Files (x86)\Java\jdk-12.0.2
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: JVM Version: 12.0.2+10
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: JVM Vendor: Oracle Corporation
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: CATALINA_BASE: D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: CATALINA_HOME: D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Dcatalina.home=D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Dcatalina.base=D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Djava.io.tmpdir=D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0\temp
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Djava.util.logging.config.file=D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0\conf\logging.properties
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: --add-opens=java.base/java.lang=ALL-UNNAMED
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: --add-opens=java.base/java.io=ALL-UNNAMED
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: --add-opens=java.rmi/sun.rmi.transport=ALL-UNNAMED
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: exit
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: abort
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Xms128m
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Xmx256m
8月 29, 2019 3:20:18 下午 org.apache.catalina.core.AprLifecycleListener lifecycleEvent
信息: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0\bin;C:\Windows\Sun\Java\bin;C:\Windows\system32;C:\Windows;D:\Program Files (x86)\Java\jdk-12.0.2\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;D:\Program Files (x86)\Bitvise SSH Client;D:\Program Files (x86)\Java\jdk-12.0.2\bin;.
8月 29, 2019 3:20:18 下午 org.apache.coyote.AbstractProtocol init
信息: Initializing ProtocolHandler ["http-bio-8080"]
8月 29, 2019 3:20:18 下午 org.apache.coyote.AbstractProtocol init
信息: Initializing ProtocolHandler ["ajp-bio-8009"]
8月 29, 2019 3:20:18 下午 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 2415 ms
8月 29, 2019 3:20:19 下午 org.apache.catalina.core.StandardService startInternal
信息: Starting service Catalina
8月 29, 2019 3:20:19 下午 org.apache.catalina.core.StandardEngine startInternal
信息: Starting Servlet Engine: Apache Tomcat/7.0.96
8月 29, 2019 3:20:19 下午 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0\webapps\ROOT
8月 29, 2019 3:20:20 下午 org.apache.catalina.core.ContainerBase addChildInternal
严重: ContainerBase.addChild: start:
org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[]]
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:162)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:1018)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:994)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:662)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1296)
at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:2038)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at java.base/java.lang.Thread.run(Thread.java:835)
Caused by: java.lang.IllegalArgumentException: More than one fragment with the name [spring_web] was found. This is not legal with relative ordering. See section 8.2.2 2c of the Servlet specification for details. Consider using absolute ordering.
at org.apache.catalina.deploy.WebXml.orderWebFragments(WebXml.java:2338)
at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1268)
at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:881)
at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:388)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5606)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
... 10 more
8月 29, 2019 3:20:20 下午 org.apache.catalina.startup.HostConfig deployDirectory
严重: Error deploying web application directory D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0\webapps\ROOT
java.lang.IllegalStateException: ContainerBase.addChild: start: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[]]
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:1022)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:994)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:662)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1296)
at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:2038)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at java.base/java.lang.Thread.run(Thread.java:835)
8月 29, 2019 3:20:20 下午 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deployment of web application directory D:\Program Files (x86)\Apache Software Foundation\Tomcat 7.0\webapps\ROOT has finished in 997 ms
8月 29, 2019 3:20:20 下午 org.apache.coyote.AbstractProtocol start
信息: Starting ProtocolHandler ["http-bio-8080"]
8月 29, 2019 3:20:20 下午 org.apache.coyote.AbstractProtocol start
信息: Starting ProtocolHandler ["ajp-bio-8009"]
8月 29, 2019 3:20:20 下午 org.apache.catalina.startup.Catalina start
信息: Server startup in 1180 ms
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