找不到org.springframework.util.ClassUtils.getMethod並且無法初始化DefaultConversionService

Question

一旦我運行我的應用程序，它會在控制檯中顯示以下錯誤。我研究了這個問題，但其answer沒有幫助。

SEVERE: StandardWrapper.Throwable 
java.lang.NoSuchMethodError: org.springframework.util.ClassUtils.getMethod(Ljava/lang/Class;Ljava/lang/String;[Ljava/lang/Class;)Ljava/lang/reflect/Method; 
    at org.springframework.core.convert.support.GenericConversionService.<clinit>(GenericConversionService.java:81) 
    at org.springframework.core.env.AbstractPropertyResolver.<init>(AbstractPropertyResolver.java:41) 
    at org.springframework.core.env.PropertySourcesPropertyResolver.<init>(PropertySourcesPropertyResolver.java:41) 
    at org.springframework.core.env.AbstractEnvironment.<init>(AbstractEnvironment.java:112) 
    at org.springframework.core.env.StandardEnvironment.<init>(StandardEnvironment.java:54) 
    at org.springframework.web.context.support.StandardServletEnvironment.<init>(StandardServletEnvironment.java:44) 
    at org.springframework.web.servlet.HttpServletBean.createEnvironment(HttpServletBean.java:215) 
    at org.springframework.web.servlet.HttpServletBean.getEnvironment(HttpServletBean.java:205) 
    at org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:126) 
    at javax.servlet.GenericServlet.init(GenericServlet.java:158) 
    at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1284) 
    at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1197) 
    at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:1087) 
    at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:5262) 
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5550) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1575) 
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1565) 
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
    at java.lang.Thread.run(Thread.java:745) 

Feb 24, 2015 10:20:47 AM org.apache.catalina.core.StandardContext loadOnStartup 
SEVERE: Servlet [springapp] in web application [/Spring2] threw load() exception 
java.lang.NoSuchMethodError: org.springframework.util.ClassUtils.getMethod(Ljava/lang/Class;Ljava/lang/String;[Ljava/lang/Class;)Ljava/lang/reflect/Method; 
    at org.springframework.core.convert.support.GenericConversionService.<clinit>(GenericConversionService.java:81) 
    at org.springframework.core.env.AbstractPropertyResolver.<init>(AbstractPropertyResolver.java:41) 
    at org.springframework.core.env.PropertySourcesPropertyResolver.<init>(PropertySourcesPropertyResolver.java:41) 
    at org.springframework.core.env.AbstractEnvironment.<init>(AbstractEnvironment.java:112) 
    at org.springframework.core.env.StandardEnvironment.<init>(StandardEnvironment.java:54) 
    at org.springframework.web.context.support.StandardServletEnvironment.<init>(StandardServletEnvironment.java:44) 
    at org.springframework.web.servlet.HttpServletBean.createEnvironment(HttpServletBean.java:215) 
    at org.springframework.web.servlet.HttpServletBean.getEnvironment(HttpServletBean.java:205) 
    at org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:126) 
    at javax.servlet.GenericServlet.init(GenericServlet.java:158) 
    at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1284) 
    at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1197) 
    at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:1087) 
    at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:5262) 
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5550) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1575) 
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1565) 
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
    at java.lang.Thread.run(Thread.java:745) 

雖然，它顯示了應用程序的第一頁，當我輸入一個地址，它顯示了以下錯誤，而不是選定的頁面內容。

javax.servlet.ServletException: Servlet.init() for servlet springapp threw exception 
    org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:504) 
    org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103) 
    org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950) 
    org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:421) 
    org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1074) 
    org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:611) 
    org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:314) 
    java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
    java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
    org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) 
    java.lang.Thread.run(Thread.java:745) 
root cause 

java.lang.NoClassDefFoundError: Could not initialize class org.springframework.core.convert.support.DefaultConversionService 
    org.springframework.core.env.AbstractPropertyResolver.<init>(AbstractPropertyResolver.java:41) 
    org.springframework.core.env.PropertySourcesPropertyResolver.<init>(PropertySourcesPropertyResolver.java:41) 
    org.springframework.core.env.AbstractEnvironment.<init>(AbstractEnvironment.java:112) 
    org.springframework.core.env.StandardEnvironment.<init>(StandardEnvironment.java:54) 
    org.springframework.web.context.support.StandardServletEnvironment.<init>(StandardServletEnvironment.java:44) 
    org.springframework.web.servlet.HttpServletBean.createEnvironment(HttpServletBean.java:215) 
    org.springframework.web.servlet.HttpServletBean.getEnvironment(HttpServletBean.java:205) 
    org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:126) 
    javax.servlet.GenericServlet.init(GenericServlet.java:158) 
    org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:504) 
    org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103) 
    org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950) 
    org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:421) 
    org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1074) 
    org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:611) 
    org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:314) 
    java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
    java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
    org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) 
    java.lang.Thread.run(Thread.java:745) 

我想這個問題與我的依賴有關，但不知道如何解決它。

的pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> 
    <modelVersion>4.0.0</modelVersion> 
    <groupId>Spring2</groupId> 
    <artifactId>Spring2</artifactId> 
    <version>0.0.1-SNAPSHOT</version> 
    <name>Spring2</name> 

    <url>http://maven.apache.org</url> 
    <dependencies> 
     <dependency> 
      <groupId>javax.servlet</groupId> 
      <artifactId>javax.servlet-api</artifactId> 
      <version>3.1.0</version> 
     </dependency> 

     <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring-context</artifactId> 
      <version>4.1.5.RELEASE</version> 
     </dependency> 
     <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring-webmvc</artifactId> 
      <version>4.1.5.RELEASE</version> 
     </dependency> 

     <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring-web</artifactId> 
      <version>4.1.5.RELEASE</version> 
     </dependency> 
     <dependency> 
      <groupId>commons-logging</groupId> 
      <artifactId>commons-logging</artifactId> 
      <version>1.2</version> 
     </dependency> 
     <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring</artifactId> 
      <version>2.5.6</version> 
     </dependency> 

     <dependency> 
     <groupId>org.springframework</groupId> 
     <artifactId>spring-core</artifactId> 
     <version>4.1.5.RELEASE</version> 
     </dependency> 

     <dependency> 
      <groupId>junit</groupId> 
      <artifactId>junit</artifactId> 
      <version>4.0</version> 
      <scope>test</scope> 
     </dependency> 
    </dependencies> 
    <build> 
     <finalName>Spring</finalName> 
    </build> 
</project> 

pom.xml2

我更新了我的Maven依賴如下無濟於事

<dependencies> 
     <dependency> 
      <groupId>javax.servlet</groupId> 
      <artifactId>javax.servlet-api</artifactId> 
      <version>3.0.1</version> 
     </dependency> 

     <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring-context</artifactId> 
      <version>4.1.4.RELEASE</version> 
     </dependency> 

      <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring-web</artifactId> 
      <version>4.1.4.RELEASE</version> 
     </dependency> 

      <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring-context</artifactId> 
      <version>4.1.4.RELEASE</version> 
     </dependency> 
     <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring-webmvc</artifactId> 
      <version>4.1.4.RELEASE</version> 
     </dependency> 

     <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring-web</artifactId> 
      <version>4.1.4.RELEASE</version> 
     </dependency> 
     <dependency> 
      <groupId>commons-logging</groupId> 
      <artifactId>commons-logging</artifactId> 
      <version>1.2</version> 
     </dependency> 
     <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring</artifactId> 
      <version>2.5.6</version> 
     </dependency> 

     <dependency> 
     <groupId>org.springframework</groupId> 
     <artifactId>spring-core</artifactId> 
     <version>4.1.4.RELEASE</version> 
     </dependency> 

<dependency> 
    <groupId>commons-codec</groupId> 
    <artifactId>commons-codec</artifactId> 
    <version>1.10</version> 
</dependency> 

     <dependency> 
      <groupId>junit</groupId> 
      <artifactId>junit</artifactId> 
      <version>4.0</version> 
      <scope>test</scope> 
     </dependency> 
    </dependencies> 

Answer 1

如我所料的問題是與依賴。我可以通過更新我的pom.xml和清理項目來解決問題。

的pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> 
    <modelVersion>4.0.0</modelVersion> 
    <groupId>Spring2</groupId> 
    <artifactId>Spring2</artifactId> 
    <version>0.0.1-SNAPSHOT</version> 
    <name>Spring2</name> 


    <url>http://maven.apache.org</url> 
    <properties> 
     <spring.version>4.1.5.RELEASE</spring.version> 
    </properties> 


    <dependencies> 
     <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring-core</artifactId> 
      <version>${spring.version}</version> 
     </dependency> 

     <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring-web</artifactId> 
      <version>${spring.version}</version> 
     </dependency> 

     <dependency> 
      <groupId>org.springframework</groupId> 
      <artifactId>spring-webmvc</artifactId> 
      <version>${spring.version}</version> 
     </dependency> 

     <dependency> 
      <groupId>junit</groupId> 
      <artifactId>junit</artifactId> 
      <version>4.0</version> 
      <scope>test</scope> 
     </dependency> 
    </dependencies> 

</project>