How to change Project Facet in Eclipse

This post is about how to change version of project facet Dynamic Web Module to 3.0 or any other in Eclipse!

 

Open web.xml from project structure

<web-app xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://java.sun.com/xml/ns/javaee 
          http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
    version="3.0">
    <display-name>Servlet 3.0 Web Application</display-name>
</web-app>

 

and update web.xml file

for example change version = "2.5"

Also change the org.eclipse.wst.common.project.facet.core.xml file from your project .settings file

Follow the steps

1. Window > Show View > Other > General > Navigator

2. There is a .settings folder under your project directory

 

3. Change the dynamic web module version in this line to 2.5

4.Change the Java version in this line to 1.5 or higher 

 

Now refresh your project and get set to run on your server.