IDEA启动Tomcat正常，web.xml文件加了下面的代码后，运行jsp文件就出现Error running 'xxx.jsp': Address localhost:1099 is already in use

Question

如果把下面这行代码删了，jsp文件又能正常运行了，idea似乎把所有jsp文件识别成了新打开的tomcatserver服务器了，运行jsp文件就会出现标题的错误请大神支招
<?xml version="1.0" encoding="UTF-8"?>
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
version="4.0">

test_serlvet
com.haust.servlet.test_servlet

    <init-param>
        <param-name>uname</param-name>
        <param-value>zhangsan</param-value>
    </init-param>
    <init-param>
        <param-name>pwd</param-name>
        <param-value>123</param-value>
    </init-param>
</servlet>
<servlet-mapping>
    <servlet-name>test_servlet</servlet-name>
    <url-pattern>/6-5/test_servlet</url-pattern>
</servlet-mapping>

Answer 1

可以tomcat server配置中把1099端口改成别的，类似下图