title: Jsp page return "The superclass "jakarta.servlet.http.HttpServlet" was not found" error
body: <p>I was working with sample spring project  , and all of the sudden the Jsp pages starts to</p>
  <p>complain about absent of <strong>&quot;jakarta.servlet.http.HttpServlet&quot;</strong>. Im not using any type of Jakarta</p>
  <p>feature. My web service is Tomcat 9 and for JSP im using <strong>javax.servlet.jsp.jstl-1.2.1</strong> and</p>
  <p><strong>javax.servlet.jsp.jstl-api-1.2.1</strong>. The project structure is Dynamic Web Project with these</p>
  <p>setting :</p>
  <p><a href="https://i.stack.imgur.com/Xc0f7.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/Xc0f7.png" alt="enter image description here" /></a></p>
  <p>and error :</p>
  <p><a href="https://i.stack.imgur.com/S4954.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/S4954.png" alt="enter image description here" /></a></p>