jstl 问题

<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>4.0.1</version>
</dependency>

这是index.jsp

在配置文件里有maven依赖，为什么libraries和index,jsp是红色的，

运行。tomcat 报500错误

type Exception report

message java.lang.ClassNotFoundException: org.apache.jsp.index_jsp

description The server encountered an internal error that prevented it from fulfilling this request.

exception

org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.index_jsp
org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:176)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:375)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:396)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:340)
javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
com.damu.servlet.UsersFindServlet.doPost(UsersFindServlet.java:29)
com.damu.servlet.UsersFindServlet.doGet(UsersFindServlet.java:21)
javax.servlet.http.HttpServlet.service(HttpServlet.java:622)
javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

慕仙037147 2018-05-26

源自：MyBatis入门 3-4 web项目初步使用mybatis完成查询操作

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2回答

是完美_ 回答被采纳获得+3积分 2018-05-26 21:42:16

maven里的jstl依赖红不红?

红的话就是jstl没导入成功.

不红的话可能是jdk或者servlet使用的版本低了,使用和讲师一样的版本最好.

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慕仙037147 提问者 #1

我都用的最新的版本  <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId> <version>3.4.6</version> </dependency> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>8.0.11</version> </dependency>  <dependency> <groupId>javax.servlet</groupId> <artifactId>javax.servlet-api</artifactId> <version>4.0.1</version> </dependency>  <dependency> <groupId>javax.servlet.jsp.jstl</groupId> <artifactId>jstl</artifactId> <version>1.2</version> </dependency>  <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>1.2.17</version> </dependency>

2018-05-27 09:34:58
慕仙037147 提问者 #2

非常感谢！应该是我的版本太高了，我改成和老师一样的版本就行了。

2018-05-27 11:12:56

提问者慕仙037147 2018-05-27 09:35:16

<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>3.4.6</version>
</dependency>

<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>8.0.11</version>
</dependency>


<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>4.0.1</version>
</dependency>


<dependency>
<groupId>javax.servlet.jsp.jstl</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>


<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.17</version>
</dependency>