① 没有设置Apache服务器,先配置一下
window >> Preferences >> Server >> Runtime Environment >> add >>添加Apache
② 右击项目 >> Build Path >> Java Build Path >> Libraries >> Add Libray
>> Server Runtime>> Tomcat Server
jsp中报错误信息The superclass "javax.servlet.http.HttpServlet" was not found on the Java Build Path
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转载自blog.csdn.net/feidi7783/article/details/80866928
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