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java.lang.LinkageError:加载程序约束冲突(部署项目)

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  • Mariem Aboudi  · 技术社区  · 10 年前

    当我尝试在MyEclipse Tomcat上运行我的webapp时,我遇到了以下异常:

        java.lang.LinkageError: loader constraint violation: when resolving interface method "javax.servlet.jsp.JspApplicationContext.getExpressionFactory()Ljavax/el/ExpressionFactory;" the class loader (instance of org/apache/catalina/loader/WebappClassLoader) of the current class, com/sun/faces/config/ConfigureListener, and the class loader (instance of org/apache/catalina/loader/StandardClassLoader) for resolved class, javax/servlet/jsp/JspApplicationContext, have different Class objects for the type javax/el/ExpressionFactory used in the signature
        at com.sun.faces.config.ConfigureListener.registerELResolverAndListenerWithJsp(ConfigureListener.java:676)
        at com.sun.faces.config.ConfigureListener.contextInitialized(ConfigureListener.java:234)
        at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3827)
        at org.apache.catalina.core.StandardContext.start(StandardContext.java:4334)
        at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791)
        at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:525)
        at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:920)
        at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:883)
        at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:492)
        at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1138)
        at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
        at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
        at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)
        at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
        at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
        at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
        at org.apache.catalina.core.StandardService.start(StandardService.java:516)
        at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:566)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
    27 mars 2016 12:34:53 org.apache.catalina.core.StandardContext listenerStart
    GRAVE: Exception lors de l'envoi de l'évènement contexte initialisé (context initialized) à l'instance de classe d'écoute (listener) com.sun.faces.config.ConfigureListener
    java.lang.RuntimeException: java.lang.LinkageError: loader constraint violation: when resolving interface method "javax.servlet.jsp.JspApplicationContext.getExpressionFactory()Ljavax/el/ExpressionFactory;" the class loader (instance of org/apache/catalina/loader/WebappClassLoader) of the current class, com/sun/faces/config/ConfigureListener, and the class loader (instance of org/apache/catalina/loader/StandardClassLoader) for resolved class, javax/servlet/jsp/JspApplicationContext, have different Class objects for the type javax/el/ExpressionFactory used in the signature
        at com.sun.faces.config.ConfigureListener.contextInitialized(ConfigureListener.java:276)
        at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3827)
        at org.apache.catalina.core.StandardContext.start(StandardContext.java:4334)
        at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791)
        at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:525)
        at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:920)
        at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:883)
        at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:492)
        at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1138)
        at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
        at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
        at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)
        at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
        at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
        at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
        at org.apache.catalina.core.StandardService.start(StandardService.java:516)
        at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:566)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
    Caused by: java.lang.LinkageError: loader constraint violation: when resolving interface method "javax.servlet.jsp.JspApplicationContext.getExpressionFactory()Ljavax/el/ExpressionFactory;" the class loader (instance of org/apache/catalina/loader/WebappClassLoader) of the current class, com/sun/faces/config/ConfigureListener, and the class loader (instance of org/apache/catalina/loader/StandardClassLoader) for resolved class, javax/servlet/jsp/JspApplicationContext, have different Class objects for the type javax/el/ExpressionFactory used in the signature
        at com.sun.faces.config.ConfigureListener.registerELResolverAndListenerWithJsp(ConfigureListener.java:676)
        at com.sun.faces.config.ConfigureListener.contextInitialized(ConfigureListener.java:234)
        ... 24 more
    

    你能帮我解决这个问题吗?这是我的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/maven-v4_0_0.xsd">
        <modelVersion>4.0.0</modelVersion>
        <groupId>GestionProjet</groupId>
        <artifactId>GestionProjet</artifactId>
        <version>0.0.1-SNAPSHOT</version>
        <packaging>war</packaging> 
        <name>PortailRH</name>
        <url>http://maven.apache.org</url>
        <repositories>
          <repository>
       <id>maven2</id>
       <url>http://repo1.maven.org/maven2</url>
      </repository>
    
            <repository>
                <id>prime-repo</id>
                <name>PrimeFaces Maven Repository</name>
                <url>http://repository.primefaces.org</url>
                <layout>default</layout>
            </repository>
            <repository>
                <id>JBoss repository</id>
                <url>http://repository.jboss.org/nexus/content/groups/public/</url>
            </repository>
        </repositories>
        <properties>
            <spring.version>3.1.1.RELEASE</spring.version>
            <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        </properties>
        <dependencies>
        <dependency>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-resources-plugin</artifactId>
        <version>2.4.1</version>
    </dependency>
    
            <!-- Spring 3 dependencies -->
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-core</artifactId>
                <version>${spring.version}</version>
            </dependency>
    
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-context</artifactId>
                <version>${spring.version}</version>
            </dependency>
    
    <dependency>
        <groupId>javax.servlet.jsp</groupId>
        <artifactId>jsp-api</artifactId>
        <version>2.1</version>
        <scope>provided</scope>
    </dependency>
    <dependency>
        <groupId>javax.el</groupId>
        <artifactId>javax.el-api</artifactId>
        <version>3.0.0</version>
        <scope>provided</scope>
    </dependency>
    
    
    
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-web</artifactId>
                <version>${spring.version}</version>
            </dependency>
    
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-tx</artifactId>
                <version>${spring.version}</version>
            </dependency>
    
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-orm</artifactId>
                <version>${spring.version}</version>
            </dependency>
    
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-test</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework.security</groupId>
                <artifactId>spring-security-core</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework.security</groupId>
                <artifactId>spring-security-web</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework.security</groupId>
                <artifactId>spring-security-config</artifactId>
                <version>${spring.version}</version>
            </dependency>
    
            <!-- JSF library -->
            <dependency>
                <groupId>com.sun.faces</groupId>
                <artifactId>jsf-api</artifactId>
                <version>2.1.20</version>
            </dependency>
    
            <dependency>
                <groupId>com.sun.faces</groupId>
                <artifactId>jsf-impl</artifactId>
                <version>2.1.20</version>
            </dependency>
    
            <dependency>
                <groupId>javax.servlet</groupId>
                <artifactId>jstl</artifactId>
                <version>1.2</version>
            </dependency>
    
            <dependency>
                <groupId>javax.servlet</groupId>
                <artifactId>javax.servlet-api</artifactId>
                <version>3.0.1</version>
            </dependency>
            <dependency>
                <groupId>javax.el</groupId>
                <artifactId>el-api</artifactId>
                <version>2.2</version>
                <scope>provided</scope>
            </dependency>
            <!-- Primefaces library -->
    
            <dependency>  
                <groupId>org.primefaces.themes</groupId>  
                <artifactId>cupertino</artifactId>  
                <version>1.0.10</version>  
            </dependency>
    
            <dependency>
                <groupId>commons-fileupload</groupId>
                <artifactId>commons-fileupload</artifactId>
                <version>1.2.2</version>
            </dependency>
    
            <!-- Hibernate library -->
            <dependency>
                <groupId>org.hibernate</groupId>
                <artifactId>hibernate-core</artifactId>
                <version>3.6.10.Final</version>
            </dependency>
    
            <dependency>
                <groupId>javassist</groupId>
                <artifactId>javassist</artifactId>
                <version>3.12.1.GA</version>
            </dependency>
    
            <!-- MySQL Java Connector library <dependency> <groupId>mysql</groupId> 
                <artifactId>mysql-connector-java</artifactId> <version>5.1.17</version> </dependency> -->
            <dependency>
                <groupId>c3p0</groupId>
                <artifactId>c3p0</artifactId>
                <version>0.9.1.2</version>
            </dependency>
            <!-- ORACLE JDBC driver, need install yourself <dependency> <groupId>com.oracle</groupId> 
                <artifactId>oracle</artifactId> <version>10.2.0.2.0</version> </dependency> -->
            <!-- Log4j library -->
            <dependency>
                <groupId>log4j</groupId>
                <artifactId>log4j</artifactId>
                <version>1.2.16</version>
            </dependency>
            <dependency>
                <groupId>org.slf4j</groupId>
                <artifactId>slf4j-api</artifactId>
                <version>1.7.2</version>
            </dependency>
            <dependency>
                <groupId>org.slf4j</groupId>
                <artifactId>slf4j-log4j12</artifactId>
                <version>1.7.2</version>
            </dependency>
            <dependency>
                <groupId>org.testng</groupId>
                <artifactId>testng</artifactId>
                <version>6.4</version>
            </dependency>
            <!-- Jasper library -->
            <dependency>
                <groupId>net.sf.jasperreports</groupId>
                <artifactId>jasperreports</artifactId>
                <version>5.0.1</version>
            </dependency>
            <dependency>
                <groupId>org.codehaus.groovy</groupId>
                <artifactId>groovy-all</artifactId>
                <version>2.1.5</version>
            </dependency>
            <dependency>
                <groupId>commons-lang</groupId>
                <artifactId>commons-lang</artifactId>
                <version>2.1</version>
            </dependency>
            <!-- for reading xls file -->
            <dependency>
                <groupId>org.apache.poi</groupId>
                <artifactId>poi</artifactId>
                <version>3.6</version>
            </dependency>
            <dependency>
                <groupId>org.apache.poi</groupId>
                <artifactId>poi-ooxml</artifactId>
                <version>3.6</version>
            </dependency>
            <dependency>
                <groupId>junit</groupId>
                <artifactId>junit</artifactId>
                <version>4.11</version>
            </dependency>
            <dependency>
                <groupId>commons-dbcp</groupId>
                <artifactId>commons-dbcp</artifactId>
                <version>1.4</version>
            </dependency>
        </dependencies>
    
        <build>
            <sourceDirectory>${basedir}/JavaSource</sourceDirectory>
            <outputDirectory>${basedir}/WebContent/WEB-INF/classes</outputDirectory>
            <resources>
                <resource>
                    <directory>${basedir}/JavaSource</directory>
                    <excludes>
                        <exclude>**/*.java</exclude>
                    </excludes>
                </resource>
            </resources>
            <plugins>
                <plugin>
                    <artifactId>maven-war-plugin</artifactId>
                    <configuration>
                        <webappDirectory>${basedir}/WebContent</webappDirectory>
                        <warSourceDirectory>${basedir}/WebContent</warSourceDirectory>
                    </configuration>
                </plugin>
                <plugin>
                    <artifactId>maven-compiler-plugin</artifactId>
                    <configuration>
                        <source>1.6</source>
                        <target>1.6</target>
                    </configuration>
                </plugin>
            </plugins>
        </build>
    </project>
    

    问题似乎是由于缺少jar或服务器造成的

    1 回复  |  直到 10 年前
        1
  •  1
  •   Tony Weddle    10 年前

    您为定义了两个依赖项

        <groupId>javax.el</groupId>
        <artifactId>el-api</artifactId>
    

    具有不同版本。这可能是错误的一部分。请尝试删除其中一个依赖项。