成都彩票網(wǎng)站建設(shè),google網(wǎng)站建設(shè),網(wǎng)頁(yè)微博超話簽到,網(wǎng)站備案變更單位名稱用一個(gè)上傳文件的Java代碼#xff0c;打包成war包部署到App Service for Windows環(huán)境后#xff0c;發(fā)現(xiàn)無(wú)法訪問(wèn)。報(bào)錯(cuò)404#xff01;image如果在本地啟動(dòng)#xff0c;是正常的。image這是什么原因呢#xff1f;難道是部署時(shí)出現(xiàn)了錯(cuò)誤?問(wèn)題解答按照Azure App Service的部…用一個(gè)上傳文件的Java代碼打包成war包部署到App Service for Windows環(huán)境后發(fā)現(xiàn)無(wú)法訪問(wèn)。報(bào)錯(cuò)404image如果在本地啟動(dòng)是正常的。image這是什么原因呢難道是部署時(shí)出現(xiàn)了錯(cuò)誤?問(wèn)題解答按照Azure App Service的部署文檔直接使用AZ CLI來(lái)部署 war 包 (部署 WAR、JAR 或 EAR 包 : https://docs.azure.cn/zh-cn/app-service/deploy-zip?tabscli#-deploy-war-jar-or-ear-packages)使用 az webapp deploy 命令將 WAR 包部署到 Tomcat 或 JBoss EAP。 為 --src-path 指定本地 Java 包的路徑。az webapp deploy --resource-group group-name --name app-name --src-path ./package-name.war部署好之后 在App Service的Kudu站點(diǎn)中查看文件部署的文件結(jié)構(gòu)image文件已經(jīng)部署到App Service的wwwroot目錄中腳本部署顯示也是正常。但是為什么能運(yùn)行呢繼續(xù)查看kudu中的logfiles/Application/中查看到日志: contalina 啟動(dòng)失敗報(bào)錯(cuò) “ Error WARNING: Unknown version string [5.0]. Default version will be used. ” 非常困惑復(fù)制代碼2025-10-26T07:31:43 PID[7732] Error NOTE: Picked up JDK_JAVA_OPTIONS: --add-opensjava.base/java.langALL-UNNAMED --add-opensjava.base/java.lang.invokeALL-UNNAMED --add-opensjava.base/java.lang.reflectALL-UNNAMED --add-opensjava.base/java.ioALL-UNNAMED --add-opensjava.base/java.utilALL-UNNAMED --add-opensjava.base/java.util.concurrentALL-UNNAMED --add-opensjava.rmi/sun.rmi.transportALL-UNNAMED2025-10-26T07:31:43 PID[7732] Error Picked up _JAVA_OPTIONS: -javaagent:C:Program Files (x86)SiteExtensionsJavaApplicationInsightsAgent3.5.1javaapplicationinsights-agent-codeless.jar2025-10-26T07:31:44 PID[7732] Error OpenJDK 64-Bit Server VM warning: Sharing is only supported for boot loader classes because bootstrap classpath has been appended2025-10-26T07:32:08 PID[7732] Error Oct 26, 2025 7:32:08 AM org.apache.catalina.startup.ClassLoaderFactory validateFile2025-10-26T07:32:08 PID[7732] Error WARNING: Problem with directory [D:DWASFilesSiteslbwartest02TempJavaFilesc8fdd919-ff9e-41d8-ab61-e757726050cd omcatlib], exists: [false], isDirectory: [false], canRead: [false]2025-10-26T07:32:08 PID[7732] Error Oct 26, 2025 7:32:08 AM org.apache.catalina.startup.ClassLoaderFactory validateFile2025-10-26T07:32:08 PID[7732] Error WARNING: Problem with directory [D:DWASFilesSiteslbwartest02TempJavaFilesc8fdd919-ff9e-41d8-ab61-e757726050cd omcatlib], exists: [false], isDirectory: [false], canRead: [false]2025-10-26T07:32:08 PID[7732] Error Oct 26, 2025 7:32:08 AM org.apache.catalina.startup.ClassLoaderFactory validateFile2025-10-26T07:32:08 PID[7732] Error WARNING: Problem with directory [C:homesitelibs], exists: [false], isDirectory: [false], canRead: [false]2025-10-26T07:32:08 PID[7732] Error Oct 26, 2025 7:32:08 AM org.apache.catalina.startup.ClassLoaderFactory validateFile2025-10-26T07:32:08 PID[7732] Error WARNING: Problem with directory [C:homesitelibs], exists: [false], isDirectory: [false], canRead: [false]2025-10-26T07:32:21 PID[7732] Error Oct 26, 2025 7:32:21 AM org.apache.catalina.startup.HostConfig deployDescriptor2025-10-26T07:32:21 PID[7732] Error WARNING: The path attribute with value [] in deployment descriptor [D:DWASFilesSiteslbwartest02TempJavaFilesc8fdd919-ff9e-41d8-ab61-e757726050cdsitewwwrootROOT.xml] has been ignored2025-10-26T07:32:25 PID[7732] Error Oct 26, 2025 7:32:25 AM org.apache.tomcat.util.descriptor.web.WebXml setVersion2025-10-26T07:32:25 PID[7732] Error WARNING: Unknown version string [5.0]. Default version will be used.復(fù)制代碼根據(jù)version上猜測(cè)可能與Java 或 Tomcat的版本相關(guān)。 于是修改Tomcat的版本到10.0 之后再次查看日志就會(huì)發(fā)現(xiàn)更加詳細(xì)的版本沖突的錯(cuò)誤信息java.lang.UnsupportedClassVersionError: org/springframework/web/SpringServletContainerInitializer has been compiled by a more recent version of the Java Runtime (class file version 61.0), this version of the Java Runtime only recognizes class file versions up to 55.0 (unable to load class [org.springframework.web.SpringServletContainerInitializer])復(fù)制代碼2025-10-26T07:40:44 PID[6224] Error NOTE: Picked up JDK_JAVA_OPTIONS: --add-opensjava.base/java.langALL-UNNAMED --add-opensjava.base/java.ioALL-UNNAMED --add-opensjava.base/java.utilALL-UNNAMED --add-opensjava.base/java.util.concurrentALL-UNNAMED --add-opensjava.rmi/sun.rmi.transportALL-UNNAMED2025-10-26T07:40:44 PID[6224] Error Picked up _JAVA_OPTIONS: -javaagent:C:Program Files (x86)SiteExtensionsJavaApplicationInsightsAgent3.5.1javaapplicationinsights-agent-codeless.jar2025-10-26T07:40:46 PID[6224] Error OpenJDK 64-Bit Server VM warning: Sharing is only supported for boot loader classes because bootstrap classpath has been appended2025-10-26T07:41:15 PID[6224] Error Oct 26, 2025 7:41:15 AM org.apache.catalina.startup.ClassLoaderFactory validateFile2025-10-26T07:41:15 PID[6224] Error WARNING: Problem with directory [D:DWASFilesSiteslbwartest02TempJavaFiles147da13b-a28f-4b35-a90a-3800a3cae95b omcatlib], exists: [false], isDirectory: [false], canRead: [false]2025-10-26T07:41:15 PID[6224] Error Oct 26, 2025 7:41:15 AM org.apache.catalina.startup.ClassLoaderFactory validateFile2025-10-26T07:41:15 PID[6224] Error WARNING: Problem with directory [D:DWASFilesSiteslbwartest02TempJavaFiles147da13b-a28f-4b35-a90a-3800a3cae95b omcatlib], exists: [false], isDirectory: [false], canRead: [false]2025-10-26T07:41:16 PID[6224] Error Oct 26, 2025 7:41:16 AM org.apache.catalina.startup.ClassLoaderFactory validateFile2025-10-26T07:41:16 PID[6224] Error WARNING: Problem with directory [C:homesitelibs], exists: [false], isDirectory: [false], canRead: [false]2025-10-26T07:41:16 PID[6224] Error Oct 26, 2025 7:41:16 AM org.apache.catalina.startup.ClassLoaderFactory validateFile2025-10-26T07:41:16 PID[6224] Error WARNING: Problem with directory [C:homesitelibs], exists: [false], isDirectory: [false], canRead: [false]2025-10-26T07:41:32 PID[6224] Error Oct 26, 2025 7:41:32 AM org.apache.catalina.startup.HostConfig deployDescriptor2025-10-26T07:41:32 PID[6224] Error WARNING: The path attribute with value [] in deployment descriptor [D:DWASFilesSiteslbwartest02TempJavaFiles147da13b-a28f-4b35-a90a-3800a3cae95bsitewwwrootROOT.xml] has been ignored2025-10-26T07:41:39 PID[6224] Error Oct 26, 2025 7:41:39 AM org.apache.catalina.startup.HostConfig deployDescriptor2025-10-26T07:41:39 PID[6224] Error SEVERE: Error deploying deployment descriptor [D:DWASFilesSiteslbwartest02TempJavaFiles147da13b-a28f-4b35-a90a-3800a3cae95bsitewwwrootROOT.xml]2025-10-26T07:41:39 PID[6224] Error java.lang.IllegalStateException: Error starting child2025-10-26T07:41:39 PID[6224] Error at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:729)2025-10-26T07:41:39 PID[6224] Error at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:698)2025-10-26T07:41:39 PID[6224] Error at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:747)2025-10-26T07:41:39 PID[6224] Error at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:693)2025-10-26T07:41:39 PID[6224] Error at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1979)2025-10-26T07:41:39 PID[6224] Error at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)2025-10-26T07:41:39 PID[6224] Error at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)2025-10-26T07:41:39 PID[6224] Error at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)2025-10-26T07:41:39 PID[6224] Error at java.base/java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:118)2025-10-26T07:41:39 PID[6224] Error at org.apache.catalina.startup.HostConfig.deployDescriptors(HostConfig.java:586)2025-10-26T07:41:39 PID[6224] Error at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:476)2025-10-26T07:41:39 PID[6224] Error at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1708)2025-10-26T07:41:39 PID[6224] Error at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:320)2025-10-26T07:41:39 PID[6224] Error at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:123)2025-10-26T07:41:39 PID[6224] Error at org.apache.catalina.util.LifecycleBase.setStateInternal(LifecycleBase.java:423)2025-10-26T07:41:39 PID[6224] Error at org.apache.catalina.util.LifecycleBase.setState(LifecycleBase.java:366)2025-10-26T07:41:39 PID[6224] Error at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:946)2025-10-26T07:41:39 PID[6224] Error at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:886)2025-10-26T07:41:39 PID[6224] Error at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)2025-10-26T07:41:39 PID[6224] Error at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1396)2025-10-26T07:41:39 PID[6224] Error at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1386)2025-10-26T07:41:40 PID[6224] Error at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)2025-10-26T07:41:40 PID[6224] Error at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)2025-10-26T07:41:40 PID[6224] Error at java.base/java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:140)2025-10-26T07:41:40 PID[6224] Error at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:919)2025-10-26T07:41:40 PID[6224] Error at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:265)2025-10-26T07:41:40 PID[6224] Error at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)2025-10-26T07:41:40 PID[6224] Error at org.apache.catalina.core.StandardService.startInternal(StandardService.java:432)2025-10-26T07:41:40 PID[6224] Error at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)2025-10-26T07:41:40 PID[6224] Error at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:930)2025-10-26T07:41:40 PID[6224] Error at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)2025-10-26T07:41:40 PID[6224] Error at org.apache.catalina.startup.Catalina.start(Catalina.java:795)2025-10-26T07:41:40 PID[6224] Error at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)2025-10-26T07:41:40 PID[6224] Error at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)2025-10-26T07:41:40 PID[6224] Error at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)2025-10-26T07:41:40 PID[6224] Error at java.base/java.lang.reflect.Method.invoke(Method.java:566)2025-10-26T07:41:40 PID[6224] Error at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:345)2025-10-26T07:41:40 PID[6224] Error at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:476)2025-10-26T07:41:40 PID[6224] Error Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[]]2025-10-26T07:41:40 PID[6224] Error at org.apache.catalina.util.LifecycleBase.handleSubClassException(LifecycleBase.java:440)2025-10-26T07:41:40 PID[6224] Error at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:198)2025-10-26T07:41:40 PID[6224] Error at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:726)2025-10-26T07:41:40 PID[6224] Error ... 37 more2025-10-26T07:41:40 PID[6224] Error Caused by: java.lang.UnsupportedClassVersionError: org/springframework/web/SpringServletContainerInitializer has been compiled by a more recent version of the Java Runtime (class file version 61.0), this version of the Java Runtime only recognizes class file versions up to 55.0 (unable to load class [org.springframework.web.SpringServletContainerInitializer])2025-10-26T07:41:40 PID[6224] Error at org.apache.catalina.loader.WebappClassLoaderBase.findClassInternal(WebappClassLoaderBase.java:2515)2025-10-26T07:41:41 PID[6224] Error at org.apache.catalina.loader.WebappClassLoaderBase.findClass(WebappClassLoaderBase.java:877)2025-10-26T07:41:42 PID[6224] Error at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1413)2025-10-26T07:41:42 PID[6224] Error at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1257)2025-10-26T07:41:42 PID[6224] Error at java.base/java.lang.Class.forName0(Native Method)2025-10-26T07:41:42 PID[6224] Error at java.base/java.lang.Class.forName(Class.java:398)2025-10-26T07:41:42 PID[6224] Error at org.apache.catalina.startup.WebappServiceLoader.loadServices(WebappServiceLoader.java:226)2025-10-26T07:41:42 PID[6224] Error at org.apache.catalina.startup.WebappServiceLoader.load(WebappServiceLoader.java:197)2025-10-26T07:41:42 PID[6224] Error at org.apache.catalina.startup.ContextConfig.processServletContainerInitializers(ContextConfig.java:1840)2025-10-26T07:41:42 PID[6224] Error at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1298)2025-10-26T07:41:42 PID[6224] Error at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:986)2025-10-26T07:41:42 PID[6224] Error at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:303)2025-10-26T07:41:42 PID[6224] Error at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:123)2025-10-26T07:41:42 PID[6224] Error at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5085)2025-10-26T07:41:42 PID[6224] Error at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)2025-10-26T07:41:42 PID[6224] Error ... 38 more2025-10-26T07:41:42 PID[6224] Error復(fù)制代碼所以根據(jù)以上錯(cuò)誤 Java Runtime (class file version 61.0) 表示這是 Java 17 編譯出來(lái)的類文件版本而當(dāng)前 JVM 只支持到 55.0這是 Java 11 的類文件版本。 所以需要升級(jí)的是Java 的版本而非 Tomcat 版本。于是把Java 版本調(diào)整到 17 后再次訪問(wèn)接口。終于成功了因?yàn)镴ava版本的問(wèn)題導(dǎo)致訪問(wèn)404從Java 11 Tomcat 9.0 到 Java 11 Tomcat 10.0 最后到 Java 17 Tomcat 10.0。image接口訪問(wèn)效果展示image