如何修复javax.servlet.ServletException：无法实例化WebApplicationInitializer类

Question

我尝试运行spring程序，但是遇到了一些问题。

我认为它在我的pom.xml代码版本中是什么？我不断得到这个。

我已经尝试了几种方法来解决此问题，但是它不起作用，并且仍然出现错误。请帮我解决这个问题。

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/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>com.path</groupId>
    <artifactId>project</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <packaging>war</packaging>
    <name>MyProject</name>

    <description>Web Application</description>

    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>1.4.0.RELEASE</version>
        <relativePath /> <!-- lookup parent from repository -->
    </parent>

    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <java.version>1.8</java.version>

        <!--version -->
        <mybatis.generator.version>1.3.2</mybatis.generator.version>

        <start-class>com.path.path.App</start-class>

        <timestamp>${maven.build.timestamp}</timestamp>
    </properties>

    <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-amqp</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-thymeleaf</artifactId>
        </dependency>

        <!-- exclude tomcat jdbc connection pool, use HikariCP -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-jdbc</artifactId>
            <exclusions>
                <exclusion>
                    <groupId>org.apache.tomcat</groupId>
                    <artifactId>tomcat-jdbc</artifactId>
                </exclusion>
            </exclusions>
        </dependency>

        <!-- exclude tomcat-jdbc, Spring Boot will use HikariCP automatically  -->
        <dependency>
            <groupId>com.zaxxer</groupId>
            <artifactId>HikariCP</artifactId>
            <version>2.7.8</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-redis</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-security</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.session</groupId>
            <artifactId>spring-session</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>

        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-mail</artifactId>
        </dependency>

        <dependency>
            <groupId>org.postgresql</groupId>
            <artifactId>postgresql</artifactId>
            <scope>runtime</scope>
        </dependency>
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis</artifactId>
            <version>3.3.0</version>
        </dependency>
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis-spring</artifactId>
            <version>1.2.2</version>
        </dependency>
        <dependency>
            <groupId>org.mybatis.generator</groupId>
            <artifactId>mybatis-generator-core</artifactId>
            <version>${mybatis.generator.version}</version>
        </dependency>
        <dependency>
            <groupId>org.mybatis.spring.boot</groupId>
            <artifactId>mybatis-spring-boot-starter</artifactId>
            <version>1.0.2</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-tomcat</artifactId>
            <scope>provided</scope>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-jersey</artifactId>
        </dependency>
        <dependency>
            <groupId>org.apache.poi</groupId>
            <artifactId>poi</artifactId>
            <version>3.16</version>
        </dependency>
        <dependency>
            <groupId>org.apache.poi</groupId>
            <artifactId>poi-ooxml</artifactId>
            <version>3.16</version>
        </dependency>
        <dependency>
            <groupId>commons-lang</groupId>
            <artifactId>commons-lang</artifactId>
            <version>2.6</version>
        </dependency>
        <dependency>
            <groupId>commons-beanutils</groupId>
            <artifactId>commons-beanutils</artifactId>
            <version>1.9.2</version>
        </dependency>
        <dependency>
            <groupId>org.thymeleaf.extras</groupId>
            <artifactId>thymeleaf-extras-springsecurity4</artifactId>
        </dependency>
        <dependency>
            <groupId>commons-io</groupId>
            <artifactId>commons-io</artifactId>
            <version>2.4</version>
        </dependency>
        <dependency>
            <groupId>org.apache.commons</groupId>
            <artifactId>commons-lang3</artifactId>
            <version>3.4</version>
        </dependency>
        <dependency>
            <groupId>com.google.code.gson</groupId>
            <artifactId>gson</artifactId>
            <version>2.6.2</version>
        </dependency>
        <dependency>
            <groupId>org.thymeleaf.extras</groupId>
            <artifactId>thymeleaf-extras-java8time</artifactId>
            <version>2.1.0.RELEASE</version>
        </dependency>
        <dependency>
            <groupId>org.neo4j</groupId>
            <artifactId>neo4j-cypher-compiler-2.1</artifactId>
            <version>2.1.8</version>
        </dependency>
        <dependency>
            <groupId>commons-codec</groupId>
            <artifactId>commons-codec</artifactId>
            <version>1.9</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/org.apache.xmlgraphics/fop -->
        <dependency>
            <groupId>org.apache.xmlgraphics</groupId>
            <artifactId>fop</artifactId>
            <version>2.2</version>
        </dependency>
        <dependency>
            <groupId>com.github.jai-imageio</groupId>
            <artifactId>jai-imageio-core</artifactId>
            <version>1.3.1</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/net.sf.barcode4j/barcode4j-fop-ext -->
        <dependency>
            <groupId>net.sf.barcode4j</groupId>
            <artifactId>barcode4j-fop-ext</artifactId>
            <version>2.1</version>
        </dependency>
        <dependency>
            <groupId>org.apache.tika</groupId>
            <artifactId>tika-core</artifactId>
            <version>1.14</version>
        </dependency>
        <dependency>
            <groupId>org.docx4j</groupId>
            <artifactId>docx4j</artifactId>
            <version>3.3.3</version>

            <exclusions>
                <exclusion>
                    <groupId>org.slf4j</groupId>
                    <artifactId>slf4j-log4j12</artifactId>
                </exclusion>
            </exclusions>
        </dependency>
                <!--Joda Time-->
                <dependency>
                    <groupId>joda-time</groupId>
                    <artifactId>joda-time</artifactId>
                    <version>2.9</version>
                </dependency>
        <dependency>
            <groupId>org.apache.pdfbox</groupId>
            <artifactId>pdfbox</artifactId>
            <version>2.0.8</version>
        </dependency>
        <dependency>
            <groupId>com.github.cage</groupId>
            <artifactId>cage</artifactId>
            <version>1.0</version>
        </dependency>
     <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-web</artifactId>
      <version>5.1.5.RELEASE</version>
      <type>jar</type>
     </dependency>
    </dependencies>

    <build>
        <finalName>${project.artifactId}</finalName>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
            <plugin>
                <groupId>org.mybatis.generator</groupId>
                <artifactId>mybatis-generator-maven-plugin</artifactId>
                <version>${mybatis.generator.version}</version>
            </plugin>
        </plugins>

        <resources>
            <resource>
                <directory>src/main/resources</directory>
                <filtering>true</filtering>
                <excludes>
                    <exclude>**/*.woff</exclude>
                    <exclude>**/*.ttf</exclude>
                </excludes>
            </resource>
            <resource>
                <directory>src/main/resources</directory>
                <filtering>false</filtering>
                <includes>
                    <include>**/*.woff</include>
                    <include>**/*.ttf</include>
                </includes>
            </resource>
        </resources>
    </build>

    <reporting>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
                <version>1.5.4.RELEASE</version>
                <configuration>
                    <jvmArguments>
                        -Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5005
                    </jvmArguments>
                </configuration>
            </plugin>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-pmd-plugin</artifactId>
                <version>3.8</version>
            </plugin>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-jxr-plugin</artifactId>
                <version>2.3</version>
            </plugin>

            <plugin>
                <groupId>org.codehaus.mojo</groupId>
                <artifactId>findbugs-maven-plugin</artifactId>
                <version>3.0.5</version>
            </plugin>

            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-checkstyle-plugin</artifactId>
                <version>2.17</version>
                <reportSets>
                    <reportSet>
                        <reports>
                            <report>checkstyle</report>
                        </reports>
                    </reportSet>
                </reportSets>
            </plugin>
        </plugins>
    </reporting>


</project>

这是来自Tomcat的错误报告：

  

javax.servlet.ServletException：无法实例化WebApplicationInitializer类           在org.springframework.web.SpringServletContainerInitializer.onStartup（SpringServletContainerInitializer.java:157）           在org.apache.catalina.core.StandardContext.startInternal（StandardContext.java:5132）           在org.apache.catalina.util.LifecycleBase.start（LifecycleBase.java:183）           在org.apache.catalina.core.ContainerBase.addChildInternal（ContainerBase.java:717）           在org.apache.catalina.core.ContainerBase.addChild（ContainerBase.java:690）           在org.apache.catalina.core.StandardHost.addChild（StandardHost.java:705）           在org.apache.catalina.startup.HostConfig.deployDescriptor（HostConfig.java:631）           在org.apache.catalina.startup.HostConfig.deployApps（HostConfig.java:487）           在org.apache.catalina.startup.HostConfig.check（HostConfig.java:1642）           在sun.reflect.NativeMethodAccessorImpl.invoke0（本机方法）处           在sun.reflect.NativeMethodAccessorImpl.invoke（NativeMethodAccessorImpl.java:62）           在sun.reflect.DelegatingMethodAccessorImpl.invoke（DelegatingMethodAccessorImpl.java:43）           在java.lang.reflect.Method.invoke（Method.java:498）           在org.apache.tomcat.util.modeler.BaseModelMBean.invoke（BaseModelMBean.java:289）           在com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke（DefaultMBeanServerInterceptor.java:819）           在com.sun.jmx.mbeanserver.JmxMBeanServer.invoke（JmxMBeanServer.java:801）           在org.apache.catalina.manager.ManagerServlet.check（ManagerServlet.java:1590）           在org.apache.catalina.manager.ManagerServlet.deploy（ManagerServlet.java:1019）           在org.apache.catalina.manager.ManagerServlet.doGet（ManagerServlet.java:355）           在javax.servlet.http.HttpServlet.service（HttpServlet.java:634）           在javax.servlet.http.HttpServlet.service（HttpServlet.java:741）           在org.apache.catalina.core.ApplicationFilterChain.internalDoFilter（ApplicationFilterChain.java:231）           在org.apache.catalina.core.ApplicationFilterChain.doFilter（ApplicationFilterChain.java:166）           在org.apache.tomcat.websocket.server.WsFilter.doFilter（WsFilter.java:53）           在org.apache.catalina.core.ApplicationFilterChain.internalDoFilter（ApplicationFilterChain.java:193）           在org.apache.catalina.core.ApplicationFilterChain.doFilter（ApplicationFilterChain.java:166）           在org.apache.catalina.core.StandardWrapperValve.invoke（StandardWrapperValve.java:202）           在org.apache.catalina.core.StandardContextValve.invoke（StandardContextValve.java:96）           在org.apache.catalina.authenticator.AuthenticatorBase.invoke（AuthenticatorBase.java:607）           在org.apache.catalina.valves.RequestFilterValve.process（RequestFilterValve.java:348）           在org.apache.catalina.valves.RemoteAddrValve.invoke（RemoteAddrValve.java:53）           在org.apache.catalina.core.StandardHostValve.invoke（StandardHostValve.java:139）           在org.apache.catalina.valves.ErrorReportValve.invoke（ErrorReportValve.java:92）           在org.apache.catalina.valves.AbstractAccessLogValve.invoke（AbstractAccessLogValve.java:678）           在org.apache.catalina.core.StandardEngineValve.invoke（StandardEngineValve.java:74）           在org.apache.catalina.connector.CoyoteAdapter.service（CoyoteAdapter.java:343）           在org.apache.coyote.http11.Http11Processor.service（Http11Processor.java:408）           在org.apache.coyote.AbstractProcessorLight.process（AbstractProcessorLight.java:66）           在org.apache.coyote.AbstractProtocol $ ConnectionHandler.process（AbstractProtocol.java:853）           在org.apache.tomcat.util.net.NioEndpoint $ SocketProcessor.doRun（NioEndpoint.java:1587）           在org.apache.tomcat.util.net.SocketProcessorBase.run（SocketProcessorBase.java:49）           在java.util.concurrent.ThreadPoolExecutor.runWorker（ThreadPoolExecutor.java:1149）           在java.util.concurrent.ThreadPoolExecutor $ Worker.run（ThreadPoolExecutor.java:624）           在org.apache.tomcat.util.threads.TaskThread $ WrappingRunnable.run（TaskThread.java:61）           在java.lang.Thread.run（Thread.java:748）   由以下原因引起：java.lang.NoSuchMethodError：org.springframework.util.ReflectionUtils.accessibleConstructor（Ljava / lang / Class; [Ljava / lang / Class;）Ljava / lang / reflect / Constructor;           在org.springframework.web.SpringServletContainerInitializer.onStartup（SpringServletContainerInitializer.java:154）           ...另外44个