Eclipse 新建完Maven項目后在index.jsp里出現“The superclass "javax.servlet.http.HttpServlet" was not found on the Java Build Path”的錯誤提示,大概意思是沒找到javax.servlet.http.HttpServlet?這個父類?
解決:右鍵項目 Build Path --> Configure Build Path 接着看圖下操作
最后apply close