java 编译异常及其解决办法（持续更新）

Posted 2021-01-30 carsonwuu

java 编译异常及其解决办法（持续更新）

1.解决办法：将jar版本降低适配 低版本的jdk或tomcat

 1 严重: ContainerBase.addChild: start: 
 2 org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/EasyGo]]
 3     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:167)
 4     at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:754)
 5     at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:730)
 6     at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:734)
 7     at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1140)
 8     at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1875)
 9     at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
10     at java.util.concurrent.FutureTask.run(FutureTask.java:262)
11     at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
12     at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
13     at java.lang.Thread.run(Thread.java:745)
14 Caused by: java.lang.UnsupportedClassVersionError: org/springframework/web/SpringServletContainerInitializer : Unsupported major.minor version 52.0 (unable to load class [org.springframework.web.SpringServletContainerInitializer])
15     at org.apache.catalina.loader.WebappClassLoaderBase.findClassInternal(WebappClassLoaderBase.java:2341)
16     at org.apache.catalina.loader.WebappClassLoaderBase.findClass(WebappClassLoaderBase.java:828)
17     at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1277)
18     at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1136)
19     at java.lang.Class.forName0(Native Method)
20     at java.lang.Class.forName(Class.java:278)
21     at org.apache.catalina.startup.WebappServiceLoader.loadServices(WebappServiceLoader.java:188)
22     at org.apache.catalina.startup.WebappServiceLoader.load(WebappServiceLoader.java:159)
23     at org.apache.catalina.startup.ContextConfig.processServletContainerInitializers(ContextConfig.java:1612)
24     at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1125)
25     at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:765)
26     at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:299)
27     at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:94)
28     at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5154)
29     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
30     ... 10 more
31 十二月 26, 2018 10:34:42 上午 org.apache.catalina.startup.HostConfig deployDirectory
32 严重: Error deploying web application directory [D:softwaremyeclipseapache-tomcat-8.5.31webappsEasyGo]
33 java.lang.IllegalStateException: ContainerBase.addChild: start: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/EasyGo]]
34     at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:758)
35     at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:730)
36     at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:734)
37     at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1140)
38     at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1875)
39     at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
40     at java.util.concurrent.FutureTask.run(FutureTask.java:262)
41     at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
42     at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
43     at java.lang.Thread.run(Thread.java:745)

版本太高