idea启动tomcat报错

在使用IDEA启动Tomcat时遇到LifecycleException,原因是类中的注解路径配置错误。修复注解路径即可解决报错问题。

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idea启动tomcat报错
org.apache.catalina.core.ContainerBase.addChildInternal ContainerBase.addChild: start:
org.apache.catalina.LifecycleException: Failed to start component

D:\tomcat\apache-tomcat-8.5.50\bin\catalina.bat run
[2019-12-27 10:41:21,248] Artifact day13_tomcat2:war exploded: Waiting for server connection to start artifact deployment...
Using CATALINA_BASE:   "C:\Users\nt\.IntelliJIdea2019.2\system\tomcat\Tomcat_8_5_50_day13_tomcat2"
Using CATALINA_HOME:   "D:\tomcat\apache-tomcat-8.5.50"
Using CATALINA_TMPDIR: "D:\tomcat\apache-tomcat-8.5.50\temp"
Using JRE_HOME:        "C:\Program Files\Java\jdk1.8.0_231"
Using CLASSPATH:       "D:\tomcat\apache-tomcat-8.5.50\bin\bootstrap.jar;D:\tomcat\apache-tomcat-8.5.50\bin\tomcat-juli.jar"
27-Dec-2019 10:41:22.428 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log Server.服务器版本:     Apache Tomcat/8.5.50
27-Dec-2019 10:41:22.430 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log 服务器构建:            Dec 7 2019 19:19:46 UTC
27-Dec-2019 10:41:22.430 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log 服务器版本号(8.5.50.0
27-Dec-2019 10:41:22.430 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log OS Name:               Windows 10
27-Dec-2019 10:41:22.430 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log OS.版本:               10.0
27-Dec-2019 10:41:22.430 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log 架构:                  amd64
27-Dec-2019 10:41:22.430 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log Java 环境变量:         C:\Program Files\Java\jdk1.8.0_231\jre
27-Dec-2019 10:41:22.430 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log JVM 版本:              1.8.0_231-b11
27-Dec-2019 10:41:22.430 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log JVM.供应商:            Oracle Corporation
27-Dec-2019 10:41:22.430 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log CATALINA_BASE:         C:\Users\nt\.IntelliJIdea2019.2\system\tomcat\Tomcat_8_5_50_day13_tomcat2
27-Dec-2019 10:41:22.431 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log CATALINA_HOME:         D:\tomcat\apache-tomcat-8.5.50
27-Dec-2019 10:41:22.431 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.util.logging.config.file=C:\Users\nt\.IntelliJIdea2019.2\system\tomcat\Tomcat_8_5_50_day13_tomcat2\conf\logging.properties
27-Dec-2019 10:41:22.431 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager
27-Dec-2019 10:41:22.431 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dcom.sun.management.jmxremote=
27-Dec-2019 10:41:22.431 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dcom.sun.management.jmxremote.port=1099
27-Dec-2019 10:41:22.431 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dcom.sun.management.jmxremote.ssl=false
27-Dec-2019 10:41:22.431 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dcom.sun.management.jmxremote.password.file=C:\Users\nt\.IntelliJIdea2019.2\system\tomcat\Tomcat_8_5_50_day13_tomcat2\jmxremote.password
27-Dec-2019 10:41:22.431 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dcom.sun.management.jmxremote.access.file=C:\Users\nt\.IntelliJIdea2019.2\system\tomcat\Tomcat_8_5_50_day13_tomcat2\jmxremote.access
27-Dec-2019 10:41:22.431 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.rmi.server.hostname=127.0.0.1
27-Dec-2019 10:41:22.431 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djdk.tls.ephemeralDHKeySize=2048
27-Dec-2019 10:41:22.431 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.protocol.handler.pkgs=org.apache.catalina.webresources
27-Dec-2019 10:41:22.432 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dignore.endorsed.dirs=
27-Dec-2019 10:41:22.432 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dcatalina.base=C:\Users\nt\.IntelliJIdea2019.2\system\tomcat\Tomcat_8_5_50_day13_tomcat2
27-Dec-2019 10:41:22.432 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dcatalina.home=D:\tomcat\apache-tomcat-8.5.50
27-Dec-2019 10:41:22.432 信息 [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.io.tmpdir=D:\tomcat\apache-tomcat-8.5.50\temp
27-Dec-2019 10:41:22.432 信息 [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent Loaded APR based Apache Tomcat Native library [1.2.23] using APR version [1.7.0].
27-Dec-2019 10:41:22.433 信息 [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent APR capabilities: IPv6 [true], sendfile [true], accept filters [false], random [true].
27-Dec-2019 10:41:22.433 信息 [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent APR/OpenSSL配置:useAprConnector[false],useOpenSSL[true]
27-Dec-2019 10:41:22.436 信息 [main] org.apache.catalina.core.AprLifecycleListener.initializeSSL OpenSSL successfully initialized [OpenSSL 1.1.1c  28 May 2019]
27-Dec-2019 10:41:22.550 信息 [main] org.apache.coyote.AbstractProtocol.init 初始化协议处理器 ["http-nio-8080"]
27-Dec-2019 10:41:22.561 信息 [main] org.apache.tomcat.util.net.NioSelectorPool.getSharedSelector Using a shared selector for servlet write/read
27-Dec-2019 10:41:22.572 信息 [main] org.apache.coyote.AbstractProtocol.init 初始化协议处理器 ["ajp-nio-8009"]
27-Dec-2019 10:41:22.576 信息 [main] org.apache.tomcat.util.net.NioSelectorPool.getSharedSelector Using a shared selector for servlet write/read
27-Dec-2019 10:41:22.577 信息 [main] org.apache.catalina.startup.Catalina.load Initialization processed in 457 ms
27-Dec-2019 10:41:22.605 信息 [main] org.apache.catalina.core.StandardService.startInternal Starting service [Catalina]
27-Dec-2019 10:41:22.605 信息 [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet Engine: Apache Tomcat/8.5.50
27-Dec-2019 10:41:22.614 信息 [main] org.apache.coyote.AbstractProtocol.start 开始协议处理句柄["http-nio-8080"]
27-Dec-2019 10:41:22.623 信息 [main] org.apache.coyote.AbstractProtocol.start 开始协议处理句柄["ajp-nio-8009"]
27-Dec-2019 10:41:22.625 信息 [main] org.apache.catalina.startup.Catalina.start Server startup in 48 ms
Connected to server
[2019-12-27 10:41:22,811] Artifact day13_tomcat2:war exploded: Artifact is being deployed, please wait...
27-Dec-2019 10:41:23.040 严重 [RMI TCP Connection(3)-127.0.0.1] org.apache.catalina.core.ContainerBase.addChildInternal ContainerBase.addChild: start: 
	org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/day13_tomcat2]]
		at org.apache.catalina.util.LifecycleBase.handleSubClassException(LifecycleBase.java:440)
		at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:198)
		at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:743)
		at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:719)
		at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:705)
		at org.apache.catalina.startup.HostConfig.manageApp(HostConfig.java:1720)
		at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
		at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
		at java.lang.reflect.Method.invoke(Method.java:498)
		at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:287)
		at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
		at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
		at org.apache.catalina.mbeans.MBeanFactory.createStandardContext(MBeanFactory.java:479)
		at org.apache.catalina.mbeans.MBeanFactory.createStandardContext(MBeanFactory.java:428)
		at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
		at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
		at java.lang.reflect.Method.invoke(Method.java:498)
		at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:287)
		at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
		at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
		at com.sun.jmx.remote.security.MBeanServerAccessController.invoke(MBeanServerAccessController.java:468)
		at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1468)
		at javax.management.remote.rmi.RMIConnectionImpl.access$300(RMIConnectionImpl.java:76)
		at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1309)
		at java.security.AccessController.doPrivileged(Native Method)
		at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1408)
		at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:829)
		at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
		at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
		at java.lang.reflect.Method.invoke(Method.java:498)
		at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
		at sun.rmi.transport.Transport$1.run(Transport.java:200)
		at sun.rmi.transport.Transport$1.run(Transport.java:197)
		at java.security.AccessController.doPrivileged(Native Method)
		at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
		at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:573)
		at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:834)
		at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:688)
		at java.security.AccessController.doPrivileged(Native Method)
		at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:687)
		at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
		at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
		at java.lang.Thread.run(Thread.java:748)
	Caused by: java.lang.IllegalArgumentException: Invalid <url-pattern> [httl] in servlet mapping
		at org.apache.catalina.core.StandardContext.addServletMappingDecoded(StandardContext.java:3175)
		at org.apache.catalina.core.StandardContext.addServletMappingDecoded(StandardContext.java:3162)
		at org.apache.catalina.startup.ContextConfig.configureContext(ContextConfig.java:1383)
		at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1163)
		at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:776)
		at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:299)
		at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:123)
		at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5063)
		at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
		... 44 more
27-Dec-2019 10:41:23.046 严重 [RMI TCP Connection(3)-127.0.0.1] org.apache.tomcat.util.modeler.BaseModelMBean.invoke Exception invoking method manageApp
	java.lang.IllegalStateException: ContainerBase.addChild: start: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/day13_tomcat2]]
		at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:747)
		at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:719)
		at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:705)
		at org.apache.catalina.startup.HostConfig.manageApp(HostConfig.java:1720)
		at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
		at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
		at java.lang.reflect.Method.invoke(Method.java:498)
		at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:287)
		at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
		at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
		at org.apache.catalina.mbeans.MBeanFactory.createStandardContext(MBeanFactory.java:479)
		at org.apache.catalina.mbeans.MBeanFactory.createStandardContext(MBeanFactory.java:428)
		at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[2019-12-27 10:41:23,069] Artifact day13_tomcat2:war exploded: Error during artifact deployment. See server log for details.
		at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
		at java.lang.reflect.Method.invoke(Method.java:498)
		at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:287)
		at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
		at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
		at com.sun.jmx.remote.security.MBeanServerAccessController.invoke(MBeanServerAccessController.java:468)
		at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1468)
		at javax.management.remote.rmi.RMIConnectionImpl.access$300(RMIConnectionImpl.java:76)
		at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1309)
		at java.security.AccessController.doPrivileged(Native Method)
		at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1408)
		at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:829)
		at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
		at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
		at java.lang.reflect.Method.invoke(Method.java:498)
		at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
		at sun.rmi.transport.Transport$1.run(Transport.java:200)
		at sun.rmi.transport.Transport$1.run(Transport.java:197)
		at java.security.AccessController.doPrivileged(Native Method)
		at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
		at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:573)
		at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:834)
		at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:688)
		at java.security.AccessController.doPrivileged(Native Method)
		at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:687)
		at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
		at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
		at java.lang.Thread.run(Thread.java:748)
27-Dec-2019 10:41:23.047 严重 [RMI TCP Connection(3)-127.0.0.1] org.apache.tomcat.util.modeler.BaseModelMBean.invoke Exception invoking method createStandardContext
	javax.management.RuntimeOperationsException: Exception invoking method manageApp
		at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:295)
		at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
		at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
		at org.apache.catalina.mbeans.MBeanFactory.createStandardContext(MBeanFactory.java:479)
		at org.apache.catalina.mbeans.MBeanFactory.createStandardContext(MBeanFactory.java:428)
		at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
		at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
		at java.lang.reflect.Method.invoke(Method.java:498)
		at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:287)
		at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
		at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
		at com.sun.jmx.remote.security.MBeanServerAccessController.invoke(MBeanServerAccessController.java:468)
		at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1468)
		at javax.management.remote.rmi.RMIConnectionImpl.access$300(RMIConnectionImpl.java:76)
		at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1309)
		at java.security.AccessController.doPrivileged(Native Method)
		at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1408)
		at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:829)
		at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
		at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
		at java.lang.reflect.Method.invoke(Method.java:498)
		at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
		at sun.rmi.transport.Transport$1.run(Transport.java:200)
		at sun.rmi.transport.Transport$1.run(Transport.java:197)
		at java.security.AccessController.doPrivileged(Native Method)
		at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
		at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:573)
		at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:834)
		at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:688)
		at java.security.AccessController.doPrivileged(Native Method)
		at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:687)
		at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
		at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
		at java.lang.Thread.run(Thread.java:748)
	Caused by: java.lang.IllegalStateException: ContainerBase.addChild: start: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/day13_tomcat2]]
		at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:747)
		at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:719)
		at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:705)
		at org.apache.catalina.startup.HostConfig.manageApp(HostConfig.java:1720)
		at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
		at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
		at java.lang.reflect.Method.invoke(Method.java:498)
		at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:287)
		... 35 more
27-Dec-2019 10:41:32.616 信息 [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory 把web 应用程序部署到目录 [D:\tomcat\apache-tomcat-8.5.50\webapps\manager]
27-Dec-2019 10:41:32.719 信息 [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory Deployment of web application directory [D:\tomcat\apache-tomcat-8.5.50\webapps\manager] has finished in [103] ms

我遇到这种报错时因为我的在类中添加的注解又问题,路径写错了。

@WebServlet({"/httpdemo","/htt","httl"})//因为这里的路径没有些"/"
public class HttpDemo extends HttpServlet {
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