运行其他项目没问题，但是ldj项目就不行
错误如下：
严重: Error deploying web application directory [E:\apache-tomcat-9.0.19-windows-x64\apache-tomcat-9.0.19\webapps\ldj]
java.lang.IllegalStateException: Error starting child
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:716)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:690)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:695)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1133)
at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1867)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:112)
at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:1045)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:429)
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1576)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:309)
at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:123)
at org.apache.catalina.util.LifecycleBase.setStateInternal(LifecycleBase.java:423)
at org.apache.catalina.util.LifecycleBase.setState(LifecycleBase.java:366)
at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:929)
at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:831)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1377)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1367)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134)
at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:902)
at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:262)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
at org.apache.catalina.core.StandardService.startInternal(StandardService.java:423)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:932)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
at org.apache.catalina.startup.Catalina.start(Catalina.java:633)
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.catalina.startup.Bootstrap.start(Bootstrap.java:350)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:492)
Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/ldj]]
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:713)
... 37 more
Caused by: java.lang.IllegalArgumentException: 名为 [com.ldj.servlet.cookie.ex1.BookDetailServlet]和 [com.ldj.servlet.session.BookDetailServlet] 的servlet不能映射为一个url模式(url-pattern) [/BookDetailServlet]
at org.apache.tomcat.util.descriptor.web.WebXml.addServletMappingDecoded(WebXml.java:342)
at org.apache.tomcat.util.descriptor.web.WebXml.addServletMapping(WebXml.java:335)
at org.apache.catalina.startup.ContextConfig.processAnnotationWebServlet(ContextConfig.java:2453)
at org.apache.catalina.startup.ContextConfig.processClass(ContextConfig.java:2129)
at org.apache.catalina.startup.ContextConfig.processAnnotationsStream(ContextConfig.java:2118)
at org.apache.catalina.startup.ContextConfig.processAnnotationsWebResource(ContextConfig.java:2010)
at org.apache.catalina.startup.ContextConfig.processAnnotationsWebResource(ContextConfig.java:2004)
at org.apache.catalina.startup.ContextConfig.processAnnotationsWebResource(ContextConfig.java:2004)
at org.apache.catalina.startup.ContextConfig.processAnnotationsWebResource(ContextConfig.java:2004)
at org.apache.catalina.startup.ContextConfig.processAnnotationsWebResource(ContextConfig.java:2004)
at org.apache.catalina.startup.ContextConfig.processClasses(ContextConfig.java:1227)
at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1136)
at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:768)
at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:301)
at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:123)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5048)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
... 38 more
五月 05, 2019 10:24:52 上午 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deployment of web application directory [E:\apache-tomcat-9.0.19-windows-x64\apache-tomcat-9.0.19\webapps\ldj] has finished in [74] ms
五月 05, 2019 10:24:52 上午 org.apache.catalina.startup.HostConfig deployDirectory
信息: 把web 应用程序部署到目录 [E:\apache-tomcat-9.0.19-windows-x64\apache-tomcat-9.0.19\webapps\manager]
五月 05, 2019 10:24:52 上午 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deployment of web application directory [E:\apache-tomcat-9.0.19-windows-x64\apache-tomcat-9.0.19\webapps\manager] has finished in [30] ms
五月 05, 2019 10:24:52 上午 org.apache.catalina.startup.HostConfig deployDirectory
信息: 把web 应用程序部署到目录 [E:\apache-tomcat-9.0.19-windows-x64\apache-tomcat-9.0.19\webapps\Mybank]
五月 05, 2019 10:24:52 上午 org.apache.jasper.servlet.TldScanner scanJars
信息: 至少有一个JAR被扫描用于TLD但尚未包含TLD。 为此记录器启用调试日志记录，以获取已扫描但未在其中找到TLD的完整JAR列表。 在扫描期间跳过不需要的JAR可以缩短启动时间和JSP编译时间。
五月 05, 2019 10:24:52 上午 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deployment of web application directory [E:\apache-tomcat-9.0.19-windows-x64\apache-tomcat-9.0.19\webapps\Mybank] has finished in [351] ms
五月 05, 2019 10:24:52 上午 org.apache.catalina.startup.HostConfig deployDirectory
信息: 把web 应用程序部署到目录 [E:\apache-tomcat-9.0.19-windows-x64\apache-tomcat-9.0.19\webapps\project0424_001_web]
五月 05, 2019 10:24:52 上午 org.apache.jasper.servlet.TldScanner scanJars
信息: 至少有一个JAR被扫描用于TLD但尚未包含TLD。 为此记录器启用调试日志记录，以获取已扫描但未在其中找到TLD的完整JAR列表。 在扫描期间跳过不需要的JAR可以缩短启动时间和JSP编译时间。
五月 05, 2019 10:24:52 上午 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deployment of web application directory [E:\apache-tomcat-9.0.19-windows-x64\apache-tomcat-9.0.19\webapps\project0424_001_web] has finished in [325] ms
五月 05, 2019 10:24:52 上午 org.apache.catalina.startup.HostConfig deployDirectory
信息: 把web 应用程序部署到目录 [E:\apache-tomcat-9.0.19-windows-x64\apache-tomcat-9.0.19\webapps\ROOT]
五月 05, 2019 10:24:52 上午 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deployment of web application directory [E:\apache-tomcat-9.0.19-windows-x64\apache-tomcat-9.0.19\webapps\ROOT] has finished in [19] ms
五月 05, 2019 10:24:52 上午 org.apache.coyote.AbstractProtocol start
信息: 开始协议处理句柄["http-nio-8080"]
五月 05, 2019 10:24:52 上午 org.apache.coyote.AbstractProtocol start
信息: 开始协议处理句柄["ajp-nio-8009"]
五月 05, 2019 10:24:52 上午 org.apache.catalina.startup.Catalina start
信息: Server startup in [2,234] milliseconds
