The origin server did not find a current representation for the target resource or is not willing to disclose that one exists.

[lilian.maria 0]

Estou tentando rodar uma aplicação JSF, com Tomcat 9, Eclipse Neon.3 mas ele está dando o seguinte erro: "The origin server did not find a current representation for the target resource or is not willing to disclose that one exists."

meu WEB.XML:

<?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_3_0.xsd" id="WebApp_ID" version="3.0">
  <display-name>Planos de Trabalhos Docente</display-name>
  
  <welcome-file-list>
    <welcome-file>index.xhtml</welcome-file>
  </welcome-file-list>
  
  <servlet>
    <servlet-name>Faces Servlet</servlet-name>
    <servlet-class>javax.faces.webapp.FacesServlet</servlet-class>
    <load-on-startup>1</load-on-startup>
  </servlet>
  <servlet-mapping>
    <servlet-name>Faces Servlet</servlet-name>
    <url-pattern>*.xhtml</url-pattern>
  </servlet-mapping>
  <filter>
        <filter-name>Pretty Filter</filter-name>
        <filter-class>com.ocpsoft.pretty.PrettyFilter</filter-class>
  </filter>

    <filter-mapping>
        <filter-name>Pretty Filter</filter-name>
        <url-pattern>/*</url-pattern>
        <dispatcher>FORWARD</dispatcher>
        <dispatcher>REQUEST</dispatcher>
        <dispatcher>ERROR</dispatcher>
    </filter-mapping>
 
</web-app>

 

Já fiz de tudo e nada de funcionar....