運(yùn)行錯(cuò)誤誒
Servlet.service() for servlet [search] in context with path [/ajaxtest] threw exception [Servlet execution threw an exception] with root cause
java.lang.ClassNotFoundException: net.sf.json.JSONArray
曾許諾_殤
2016-11-01
7 回答
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2016-11-02
把json的第三方包放在web-inf/lib下面，然后把以前的包移除
2018-05-04
我的代碼報(bào)這個(gè)錯(cuò)，我在web.xml里面配置過(guò)了
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
?? ?xmlns="http://java.sun.com/xml/ns/javaee"
?? ?xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
?? ?http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
?? ?<display-name></display-name>
?? ?<welcome-file-list>
?? ??? ?<welcome-file>index.jsp</welcome-file>
?? ?</welcome-file-list>
?? ?<servlet>
?? ??? ?<servlet-name>search</servlet-name>
?? ??? ?<servlet-class>com.imooc.SearchServlet</servlet-class>
?? ?</servlet>
?? ?<servlet-mapping>
?? ??? ?<servlet-name>search</servlet-name>
?? ??? ?<url-pattern>/search</url-pattern>
?? ??? ?
?? ?</servlet-mapping>
</web-app>
2017-07-08
老師 我導(dǎo)入包后出現(xiàn)JSONArray cannot be resolved這個(gè) 怎么解決
2016-12-25
我和你的代碼一樣但是前臺(tái)輸入東西后臺(tái)沒(méi)有顯示瀏覽器有下面這個(gè)問(wèn)題
SCRIPT5007: Unable to get property 'open' of undefined or null reference
程序里報(bào)了空指針問(wèn)題
2016-12-16
請(qǐng)問(wèn)一下，運(yùn)行后出現(xiàn)空指針怎么辦？
嚴(yán)重: Servlet.service() for servlet search threw exception
java.lang.NullPointerException
at java.lang.String.contains(String.java:2104)
at com.imooc.SearchServlet.getData(SearchServlet.java:38)
at com.imooc.SearchServlet.doGet(SearchServlet.java:29)
2016-11-26
我也出現(xiàn)了這個(gè)情況，能把你的項(xiàng)目目錄貼個(gè)圖出來(lái)嗎
嚴(yán)重: Servlet.service() for servlet [search] in context with path [/aaatest] threw exception [Servlet execution threw an exception] with root cause
java.lang.ClassNotFoundException: net.sf.json.JSONArray
這是我的
2016-11-03
代碼都一樣為什么沒(méi)拿到listData,[]是什么鬼？