at org.apache.catalina.loader.WebappClassLoader.loadClass问题处理

在Java Web环境中遇到Class.forName(driver)找不到Oracle驱动的问题,即使将classes12.zip放入WEB-INF/lib。解决方案包括:在Java的构建路径中添加用户库,引入Oracle驱动JAR,并确保在项目和Java构建路径的库中设置用户库,最后刷新工程、重新部署Tomcat。

在连接oracle数据库时,正常的java application可以连接,但是到javabean web中就出错,说是Class.forName(dirver)找不到驱 动,问题是,我将oracle的classes12.zip的包放到了web-inf下的lib文件夹下,这是不够的还需要配置java的编译路径,其过程如下:

1.在 windows-->properties-->java-->build path-->user libraries-->右边选"New",输入一个名称 然后点"Add JARs"导入oracle驱动,classes12.jar,"ok"关闭窗口
2.然后在到 project--〉properties --> Java build path ---> Liabriaries -->add library-->user library-->选前面建好 的名称 -->“finish”

3.刷新工程,重新部署,重启tomcat就可以了。


学自:百度知道,网址:http://zhidao.baidu.com/question/51498177.html?si=3

在一般的java application里可以连接数据库,
但是在含有javabean web程序里老是出现错误:
当执行 Class.forName("com.mysql.jdbc.Driver").newInstance()时出错,
跟踪调试是这个错误:Source not found for WebappClassLoader.loadClass(String) line: 1208

请问这是怎么回事啊,我已经在  project--〉properties --> Java build path ---> Liabriaries -->add external jars添加了mysql-connector-java-5.1.6-bin  jar文件。

在 apache-tomcat-6.0.14/lib 和 项目的 WebRoot/WEB-INF/lib 各拷贝了一份 mysql-connector-java-5.1.6-bin  jar文件
奇怪的是在普通的java 程序不出错,都能正常取出数据而web程序出错呢???

在百度上也能搜到解决办法 如下:
1、在对应的WEB-INF--- >lib-- >下添加数据库驱动 
2、工程--〉properties --  > Java build path ---  > Liabriaries --〉ADD JARs 添加lib下的数据库驱动 

但问题是 在 工程--〉properties --  > Java build path ---  > Liabriaries --〉点ADD JARs  没有任何选项 !!!下面提示“No entries available”

MyEclipse Version: 6.0.1 GA
MySQL 5.0.51a
Tomcat-6.0.14
MySQL驱动 mysql-connector-java-5.1.6-bin.jar

请高人指点阿 好几天都没搞定!!!!

问题补充:

之前 已经在 project--〉properties --> Java build path ---> Liabriaries -->add external jars添加过mysql-connector-java-5.1.6-bin jar文件。
问题已经解决 如下:
在 windows-->properties-->java-->build path-->user libraries-->右边选"New",输入一个名称 然后点"Add JARs"导入mysql驱动,"ok"关闭窗口
然后在到 project--〉properties --> Java build path ---> Liabriaries -->add library-->user library-->选前面建好 的名称 -->“finish”
(如果之前 在add external jars添加过驱动 要删掉才能点“OK” 否则此按钮是灰色的)。虽然问题已经解决。其实通过add external jars添加驱动和 这次添加道理一样 不清楚后一次操作就可以!可能是那里还没搞明白吧。呵呵 还要继续努力!!!

 

at java.base/java.lang.Thread.run(Thread.java:1583) 9月 18, 2025 10:26:30 上午 org.apache.catalina.startup.ContextConfig processAnnotationsJar 严重: Unable to process Jar entry [module-info.class] from Jar [jar:file:/C:/Users/20400/.m2/repository/ch/qos/logback/logback-core/1.4.14/logback-core-1.4.14.jar!/] for annotations org.apache.tomcat.util.bcel.classfile.ClassFormatException: Invalid byte tag in constant pool: 19 at org.apache.tomcat.util.bcel.classfile.Constant.readConstant(Constant.java:133) at org.apache.tomcat.util.bcel.classfile.ConstantPool.<init>(ConstantPool.java:60) at org.apache.tomcat.util.bcel.classfile.ClassParser.readConstantPool(ClassParser.java:209) at org.apache.tomcat.util.bcel.classfile.ClassParser.parse(ClassParser.java:119) at org.apache.catalina.startup.ContextConfig.processAnnotationsStream(ContextConfig.java:2134) at org.apache.catalina.startup.ContextConfig.processAnnotationsJar(ContextConfig.java:2010) at org.apache.catalina.startup.ContextConfig.processAnnotationsUrl(ContextConfig.java:1976) at org.apache.catalina.startup.ContextConfig.processAnnotations(ContextConfig.java:1961) at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1319) at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:878) at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:376) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119) at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90) at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5322) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1559) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549) at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642) at java.base/java.lang.Thread.run(Thread.java:1583) 9月 18, 2025 10:26:30 上午 org.apache.catalina.startup.ContextConfig processAnnotationsJar 严重: Unable to process Jar entry [META-INF/versions/9/module-info.class] from Jar [jar:file:/C:/Users/20400/.m2/repository/org/jetbrains/annotations/24.0.1/annotations-24.0.1.jar!/] for annotations org.apache.tomcat.util.bcel.classfile.ClassFormatException: Invalid byte tag in constant pool: 19 at org.apache.tomcat.util.bcel.classfile.Constant.readConstant(Constant.java:133) at org.apache.tomcat.util.bcel.classfile.ConstantPool.<init>(ConstantPool.java:60) at org.apache.tomcat.util.bcel.classfile.ClassParser.readConstantPool(ClassParser.java:209) at org.apache.tomcat.util.bcel.classfile.ClassParser.parse(ClassParser.java:119) at org.apache.catalina.startup.ContextConfig.processAnnotationsStream(ContextConfig.java:2134) at org.apache.catalina.startup.ContextConfig.processAnnotationsJar(ContextConfig.java:2010) at org.apache.catalina.startup.ContextConfig.processAnnotationsUrl(ContextConfig.java:1976) at org.apache.catalina.startup.ContextConfig.processAnnotations(ContextConfig.java:1961) at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1319) at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:878) at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:376) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119) at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90) at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5322) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1559) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549) at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642) at java.base/java.lang.Thread.run(Thread.java:1583) 9月 18, 2025 10:26:31 上午 org.apache.catalina.startup.TaglibUriRule body 信息: TLD skipped. URI: http://java.sun.com/jstl/core_rt is already defined 9月 18, 2025 10:26:31 上午 org.apache.catalina.startup.TaglibUriRule body 信息: TLD skipped. URI: http://java.sun.com/jstl/core is already defined 9月 18, 2025 10:26:31 上午 org.apache.catalina.startup.TaglibUriRule body 信息: TLD skipped. URI: http://java.sun.com/jsp/jstl/core is already defined 9月 18, 2025 10:26:31 上午 org.apache.catalina.startup.TaglibUriRule body 信息: TLD skipped. URI: http://java.sun.com/jstl/fmt_rt is already defined 9月 18, 2025 10:26:31 上午 org.apache.catalina.startup.TaglibUriRule body 信息: TLD skipped. URI: http://java.sun.com/jstl/fmt is already defined 9月 18, 2025 10:26:31 上午 org.apache.catalina.startup.TaglibUriRule body 信息: TLD skipped. URI: http://java.sun.com/jsp/jstl/fmt is already defined 9月 18, 2025 10:26:31 上午 org.apache.catalina.startup.TaglibUriRule body 信息: TLD skipped. URI: http://java.sun.com/jsp/jstl/functions is already defined 9月 18, 2025 10:26:31 上午 org.apache.catalina.startup.TaglibUriRule body 信息: TLD skipped. URI: http://jakarta.apache.org/taglibs/standard/permittedTaglibs is already defined 9月 18, 2025 10:26:31 上午 org.apache.catalina.startup.TaglibUriRule body 信息: TLD skipped. URI: http://jakarta.apache.org/taglibs/standard/scriptfree is already defined 9月 18, 2025 10:26:31 上午 org.apache.catalina.startup.TaglibUriRule body 信息: TLD skipped. URI: http://java.sun.com/jstl/sql_rt is already defined 9月 18, 2025 10:26:31 上午 org.apache.catalina.startup.TaglibUriRule body 信息: TLD skipped. URI: http://java.sun.com/jstl/sql is already defined 9月 18, 2025 10:26:31 上午 org.apache.catalina.startup.TaglibUriRule body 信息: TLD skipped. URI: http://java.sun.com/jsp/jstl/sql is already defined 9月 18, 2025 10:26:31 上午 org.apache.catalina.startup.TaglibUriRule body 信息: TLD skipped. URI: http://java.sun.com/jstl/xml_rt is already defined 9月 18, 2025 10:26:31 上午 org.apache.catalina.startup.TaglibUriRule body 信息: TLD skipped. URI: http://java.sun.com/jstl/xml is already defined 9月 18, 2025 10:26:31 上午 org.apache.catalina.startup.TaglibUriRule body 信息: TLD skipped. URI: http://java.sun.com/jsp/jstl/xml is already defined 9月 18, 2025 10:26:31 上午 org.apache.catalina.core.StandardContext listenerStart 严重: Error configuring application listener of class org.springframework.web.context.ContextLoaderListener java.lang.NoClassDefFoundError: jakarta/servlet/ServletContextListener at java.base/java.lang.ClassLoader.defineClass1(Native Method) at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1027) at java.base/java.security.SecureClassLoader.defineClass(SecureClassLoader.java:150) at java.base/java.net.URLClassLoader.defineClass(URLClassLoader.java:524) at java.base/java.net.URLClassLoader$1.run(URLClassLoader.java:427) at java.base/java.net.URLClassLoader$1.run(URLClassLoader.java:421) at java.base/java.security.AccessController.doPrivileged(AccessController.java:714) at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:420) at org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:1191) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1669) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1547) at org.apache.catalina.core.DefaultInstanceManager.loadClass(DefaultInstanceManager.java:532) at org.apache.catalina.core.DefaultInstanceManager.loadClassMaybePrivileged(DefaultInstanceManager.java:514) at org.apache.catalina.core.DefaultInstanceManager.newInstance(DefaultInstanceManager.java:142) at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4854) at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5434) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1559) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549) at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642) at java.base/java.lang.Thread.run(Thread.java:1583) Caused by: java.lang.ClassNotFoundException: jakarta.servlet.ServletContextListener at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1702) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1547) ... 23 more 9月 18, 2025 10:26:31 上午 org.apache.catalina.core.StandardContext listenerStart 严重: Skipped installing application listeners due to previous error(s) 9月 18, 2025 10:26:31 上午 org.apache.catalina.core.StandardContext startInternal 严重: Error listenerStart 9月 18, 2025 10:26:31 上午 org.apache.catalina.core.StandardContext startInternal 严重: Context [/meal_ordering_system] startup failed due to previous errors 9月 18, 2025 10:26:31 上午 org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc 严重: The web application [/meal_ordering_system] registered the JDBC driver [com.mysql.cj.jdbc.Driver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered. 9月 18, 2025 10:26:31 上午 org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc 严重: The web application [/meal_ordering_system] registered the JDBC driver [com.alibaba.druid.proxy.DruidDriver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered. 9月 18, 2025 10:26:31 上午 org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc 严重: The web application [/meal_ordering_system] registered the JDBC driver [com.alibaba.druid.mock.MockDriver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered. 9月 18, 2025 10:26:31 上午 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads 严重: The web application [/meal_ordering_system] appears to have started a thread named [mysql-cj-abandoned-connection-cleanup] but has failed to stop it. This is very likely to create a memory leak. 9月 18, 2025 10:26:31 上午 org.apache.catalina.loader.WebappClassLoader checkThreadLocalsForLeaks 警告: Failed to check for ThreadLocal references for web application [/meal_ordering_system] java.lang.reflect.InaccessibleObjectException: Unable to make field java.lang.ThreadLocal$ThreadLocalMap java.lang.Thread.threadLocals accessible: module java.base does not "opens java.lang" to unnamed module @2eda072 at java.base/java.lang.reflect.AccessibleObject.throwInaccessibleObjectException(AccessibleObject.java:391) at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:367) at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:315) at java.base/java.lang.reflect.Field.checkCanSetAccessible(Field.java:183) at java.base/java.lang.reflect.Field.setAccessible(Field.java:177) at org.apache.catalina.loader.WebappClassLoader.checkThreadLocalsForLeaks(WebappClassLoader.java:2458) at org.apache.catalina.loader.WebappClassLoader.clearReferences(WebappClassLoader.java:1984) at org.apache.catalina.loader.WebappClassLoader.stop(WebappClassLoader.java:1890) at org.apache.catalina.loader.WebappLoader.stopInternal(WebappLoader.java:662) at org.apache.catalina.util.LifecycleBase.stop(LifecycleBase.java:232) at org.apache.catalina.core.StandardContext.stopInternal(StandardContext.java:5669) at org.apache.catalina.util.LifecycleBase.stop(LifecycleBase.java:232) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:160) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1559) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549) at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642) at java.base/java.lang.Thread.run(Thread.java:1583) 9月 18, 2025 10:26:31 上午 org.apache.catalina.core.ContainerBase startInternal 严重: A child container failed during start java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to stop component [StandardEngine[Tomcat].StandardHost[localhost].StandardContext[/meal_ordering_system]] at java.base/java.util.concurrent.FutureTask.report(FutureTask.java:122) at java.base/java.util.concurrent.FutureTask.get(FutureTask.java:191) at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1123) at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:800) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1559) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549) at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642) at java.base/java.lang.Thread.run(Thread.java:1583) Caused by: org.apache.catalina.LifecycleException: Failed to stop component [StandardEngine[Tomcat].StandardHost[localhost].StandardContext[/meal_ordering_system]] at org.apache.catalina.util.LifecycleBase.stop(LifecycleBase.java:236) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:160) ... 6 more Caused by: org.apache.catalina.LifecycleException: Failed to stop component [WebappLoader[/meal_ordering_system]] at org.apache.catalina.util.LifecycleBase.stop(LifecycleBase.java:236) at org.apache.catalina.core.StandardContext.stopInternal(StandardContext.java:5669) at org.apache.catalina.util.LifecycleBase.stop(LifecycleBase.java:232) ... 7 more Caused by: java.lang.reflect.InaccessibleObjectException: Unable to make field private final java.lang.ClassLoader sun.rmi.transport.Target.ccl accessible: module java.rmi does not "opens sun.rmi.transport" to unnamed module @2eda072 at java.base/java.lang.reflect.AccessibleObject.throwInaccessibleObjectException(AccessibleObject.java:391) at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:367) at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:315) at java.base/java.lang.reflect.Field.checkCanSetAccessible(Field.java:183) at java.base/java.lang.reflect.Field.setAccessible(Field.java:177) at org.apache.catalina.loader.WebappClassLoader.clearReferencesRmiTargets(WebappClassLoader.java:2659) at org.apache.catalina.loader.WebappClassLoader.clearReferences(WebappClassLoader.java:1987) at org.apache.catalina.loader.WebappClassLoader.stop(WebappClassLoader.java:1890) at org.apache.catalina.loader.WebappLoader.stopInternal(WebappLoader.java:662) at org.apache.catalina.util.LifecycleBase.stop(LifecycleBase.java:232) ... 9 more 9月 18, 2025 10:26:31 上午 org.apache.catalina.core.ContainerBase startInternal 严重: A child container failed during start java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Tomcat].StandardHost[localhost]] at java.base/java.util.concurrent.FutureTask.report(FutureTask.java:122) at java.base/java.util.concurrent.FutureTask.get(FutureTask.java:191) at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1123) at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:302) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) at org.apache.catalina.core.StandardService.startInternal(StandardService.java:443) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:732) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) at org.apache.catalina.startup.Tomcat.start(Tomcat.java:341) at org.apache.tomcat.maven.plugin.tomcat7.run.AbstractRunMojo.startContainer(AbstractRunMojo.java:1238) at org.apache.tomcat.maven.plugin.tomcat7.run.AbstractRunMojo.execute(AbstractRunMojo.java:592) at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:126) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2(MojoExecutor.java:328) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute(MojoExecutor.java:316) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:212) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:174) at org.apache.maven.lifecycle.internal.MojoExecutor.access$000(MojoExecutor.java:75) at org.apache.maven.lifecycle.internal.MojoExecutor$1.run(MojoExecutor.java:162) at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute(DefaultMojosExecutionStrategy.java:39) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:159) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:105) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:73) at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:53) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:118) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:261) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:173) at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:101) at org.apache.maven.cli.MavenCli.execute(MavenCli.java:906) at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:283) at org.apache.maven.cli.MavenCli.main(MavenCli.java:206) at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103) at java.base/java.lang.reflect.Method.invoke(Method.java:580) at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:255) at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:201) at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:361) at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:314) Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Tomcat].StandardHost[localhost]] at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1559) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549) at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642) at java.base/java.lang.Thread.run(Thread.java:1583) Caused by: org.apache.catalina.LifecycleException: A child container failed during start at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1131) at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:800) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) ... 6 more [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 3.481 s [INFO] Finished at: 2025-09-18T10:26:31+08:00 [INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal org.apache.tomcat.maven:tomcat7-maven-plugin:2.2:run (default-cli) on project meal_ordering_system: Could not start Tomcat: Failed to start component [StandardServer[-1]]: Failed to start component [StandardService[Tomcat]]: Failed to start component [StandardEngine[Tomcat]]: A child container failed during start -> [Help 1] [ERROR] [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch. [ERROR] Re-run Maven using the -X switch to enable full debug logging. [ERROR] [ERROR] For more information about the errors and possible solutions, please read the following articles: [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException
最新发布
09-19
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