Servlet无法正常工作：错误500

Question

我是tomcat的新手，我尝试访问位于http://127.0.0.1:8080/EB-api/rest的项目，我收到以下错误..

javax.servlet.ServletException: "Servlet.init ()" for the EB-api servlet threw an exception
 org.apache.catalina.authenticator.AuthenticatorBase.invoke (AuthenticatorBase.java:501)
 org.apache.catalina.valves.ErrorReportValve.invoke (ErrorReportValve.java:98)
 org.apache.catalina.valves.AccessLogValve.invoke (AccessLogValve.java:950)
 org.apache.catalina.connector.CoyoteAdapter.service (CoyoteAdapter.java:408)
org.apache.coyote.http11.AbstractHttp11Processor.process (AbstractHttp11Processor.java:1040)
org.apache.coyote.AbstractProtocol $ AbstractConnectionHandler.process (AbstractProtocol.java:607)
 org.apache.tomcat.util.net.JIoEndpoint $ SocketProcessor.run (JIoEndpoint.java:313)
 java.util.concurrent.ThreadPoolExecutor $ Worker.runTask (ThreadPoolExecutor.java:886)
 java.util.concurrent.ThreadPoolExecutor $ Worker.run (ThreadPoolExecutor.java:908)
 java.lang.Thread.run (Thread.java:619)

母亲的事业

java.lang.UnsupportedClassVersionError: telecom / SudParis / eu / paas / core / server / resources / manager / application /
ApplicationManagerRessource: Unsupported major.minor Version 51.0
(Unabletoloadclasstelecom.sudparis.eu.paas.core.server.ressource.manager.application.ApplicationManagerRessource)
org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:2948)
 org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:1208)
 org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1688)
 org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1569)
 java.lang.Class.forName0 (Native Method)
 java.lang.Class.forName (Class.java:247)
 com.sun.jersey.core.reflection.ReflectionHelper.classForNameWithException(ReflectionHelper.java:238)
  com.sun.jersey.spi.scanning.AnnotationScannerListener$AnnotatedClassVisitor.getClassForName(AnnotationScannerListener.java:214)
 com.sun.jersey.spi.scanning.AnnotationScannerListener$AnnotatedClassVisitor.visitEnd(AnnotationScannerListener.java:183)
 org.objectweb.asm.ClassReader.accept (Unknown Source)
 org.objectweb.asm.ClassReader.accept (Unknown Source)
 com.sun.jersey.spi.scanning.AnnotationScannerListener.onProcess(AnnotationScannerListener.java:133)
 com.sun.jersey.core.spi.scanning.uri.FileSchemeScanner$1.f(FileSchemeScanner.java:86)
 com.sun.jersey.core.util.Closing.f (Closing.java:71)
 com.sun.jersey.core.spi.scanning.uri.FileSchemeScanner.scanDirectory(FileSchemeScanner.java:83)
 com.sun.jersey.core.spi.scanning.uri.FileSchemeScanner.scanDirectory(FileSchemeScanner.java:80)
 com.sun.jersey.core.spi.scanning.uri.FileSchemeScanner.scan(FileSchemeScanner.java:71)
 com.sun.jersey.core.spi.scanning.PackageNamesScanner.scan (PackageNamesScanner.java:225)
 com.sun.jersey.core.spi.scanning.PackageNamesScanner.scan(PackageNamesScanner.java:141)
 com.sun.jersey.api.core.ScanningResourceConfig.init(ScanningResourceConfig.java:80)
 com.sun.jersey.api.core.PackagesResourceConfig.initPackagesResourceConfig.java:104)
 com.sun.jersey.api.core.PackagesResourceConfig<init>PackagesResourceConfig.java:78)       
 com.sun.jersey.api.core.PackagesResourceConfig<init>PackagesResourceConfig.java:89)
com.sun.jersey.spi.container.servlet.WebComponent.createResourceConfig (WebComponent.java:700)
com.sun.jersey.spi.container.servlet.WebComponent.createResourceConfig(WebComponent.java:678)
com.sun.jersey.spi.container.servlet.WebComponent.initWebComponent.java:203)  
com.sun.jersey.spi.container.servlet.ServletContainer.initServletContainer.java:373)   

   com.sun.jersey.spi.container.servlet.ServletContainer.initServletContainer.java:556)
 javax.servlet.GenericServlet.init (GenericServlet.java:158)
 org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:501)
 org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:98)
 org.apache.catalina.valves.AccessLogValve.invoke (AccessLogValve.java:950)
 org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
 org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processo.java:1040)
 org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.processAbstractProtocol.java:607)
 org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:313)
 java.util.concurrent.ThreadPoolExecutor$Worker.runTaskThreadPoolExecutor.java:886)
 java.util.concurrent.ThreadPoolExecutor$Worker.runThreadPoolExecutor.java:908)
 java.lang.Thread.run (Thread.java:619)

我有一个这个项目的web.xml文件......

的web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
  <display-name>EB-PaaS REST API</display-name>
  <servlet>
    <servlet-name>EB-api</servlet-name>
    <servlet-class>com.sun.jersey.spi.container.servlet.ServletContainer</servlet-class>
    <init-param>
      <param-name>com.sun.jersey.config.property.packages</param-name>
      <param-value>telecom.sudparis.eu.paas.core.server.ressources.manager</param-value>
    </init-param>
    <load-on-startup>1</load-on-startup>
  </servlet>
  <servlet-mapping>
    <servlet-name>EB-api</servlet-name>
    <url-pattern>/rest/*</url-pattern>
  </servlet-mapping>
  <welcome-file-list>
    <welcome-file>index.html</welcome-file>
    <welcome-file>index.jsp</welcome-file>
  </welcome-file-list>
</web-app>

请允许任何人尽快帮助我，我的项目非常需要它。