javax.servlet.ServletException: Servlet执行抛出一个异常怎么解决？

刺骨的言语ヽ痛彻心扉 2024-03-24 16:53 5阅读 0赞

### javax.servlet.ServletException: Servlet执行抛出一个异常怎么解决？ ###

![在这里插入图片描述][58b7a6838b494a2b8daaa12e757ff852.png]站长亲测

> 1.  数据库版本过高会导致报错 HTTP状态 500 - 内部服务器错误

> 1.  如果未在webapp导入lib库会导致500报错

HTTP状态 500 - 内部服务器错误
    
    类型 异常报告
    
    消息 Servlet执行抛出一个异常
    
    描述 服务器遇到一个意外的情况，阻止它完成请求。
    
    例外情况
    
    javax.servlet.ServletException: Servlet执行抛出一个异常
    	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
    
    根本原因。
    
    java.lang.NoClassDefFoundError: org/apache/ibatis/io/Resources
    	Request.LoginServlet.doGet(LoginServlet.java:29)
    	javax.servlet.http.HttpServlet.service(HttpServlet.java:488)
    	javax.servlet.http.HttpServlet.service(HttpServlet.java:582)
    	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
    
    根本原因。
    
    java.lang.ClassNotFoundException: org.apache.ibatis.io.Resources
    	org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1420)
    	org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1228)
    	Request.LoginServlet.doGet(LoginServlet.java:29)
    	javax.servlet.http.HttpServlet.service(HttpServlet.java:488)
    	javax.servlet.http.HttpServlet.service(HttpServlet.java:582)
    	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
    
    ):注意 主要问题的全部 stack 信息可以在 server logs 里查看
    Apache Tomcat/8.5.87

<dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis</artifactId>
            <version>3.5.5</version>
        </dependency>
    
        
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>5.1.46</version>
        </dependency>

<?xml version="1.0" encoding="UTF-8"?>
    <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>org.example</groupId>
        <artifactId>Maven-Mybatis-Servlet-Spring-0408</artifactId>
        <version>1.0-SNAPSHOT</version>
        <packaging>war</packaging>
        <properties>
            <maven.compiler.source>20</maven.compiler.source>
            <maven.compiler.target>20</maven.compiler.target>
            <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        </properties>
        <dependencies>
            
            <dependency>
                <groupId>javax.servlet</groupId>
                <artifactId>javax.servlet-api</artifactId>
                <version>3.1.0</version>
                
                <scope>provided</scope>
            </dependency>
            
    
    
    
    
    
            
            <dependency>
                <groupId>org.mybatis</groupId>
                <artifactId>mybatis</artifactId>
                <version>3.5.5</version>
            </dependency>
    
            
            <dependency>
                <groupId>mysql</groupId>
                <artifactId>mysql-connector-java</artifactId>
                <version>5.1.46</version>
            </dependency>
    
            
            <dependency>
                <groupId>junit</groupId>
                <artifactId>junit</artifactId>
                <version>4.13</version>
                <scope>test</scope>
            </dependency>
    
            
            <dependency>
                <groupId>org.slf4j</groupId>
                <artifactId>slf4j-api</artifactId>
                <version>1.7.20</version>
            </dependency>
            
            <dependency>
                <groupId>ch.qos.logback</groupId>
                <artifactId>logback-classic</artifactId>
                <version>1.2.3</version>
            </dependency>
            
            <dependency>
                <groupId>ch.qos.logback</groupId>
                <artifactId>logback-core</artifactId>
                <version>1.2.3</version>
            </dependency>
            <dependency>
                <groupId>org.apache.tomcat</groupId>
                <artifactId>tomcat-websocket</artifactId>
                <version>10.1.7</version>
            </dependency>
            <dependency>
                <groupId>org.webjars.npm</groupId>
                <artifactId>gulp-insert</artifactId>
                <version>0.5.0</version>
            </dependency>
        </dependencies>
    
    </project>

[58b7a6838b494a2b8daaa12e757ff852.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/03/24/5c655bea312343c3ae21597a3311f6e2.png