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Why does my Tomcat 6.0 server fail to start after I enable the Invoker servlet?

April 26, 2017enable fail invoker server servlet Tomcat

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Why does my Tomcat 6.0 server fail to start after I enable the Invoker servlet?

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The legacy method of using “/servlet/” to run servlets in a Web application is provided by the Invoker servlet. While convenient, it also presents a security risk. This is why the Invoker servlet is commented out by default in the conf/web.xml file. Tomcat 6.0.x takes this security risk a step further by allowing the Invoker servlet to run only in “privileged” Web applications. If you are learning servlets, it would be a very good idea to avoid this method of executing servlets. However, if you still want to make this work, you will first need to copy or import the context.xml file from the conf directory of your Tomcat 6.0 installation into the subfolder of the Servers project which is associated with the Tomcat server, if not already present. WTP 3.0.x and later already copy this file when creating the Tomcat server. Next edit the context.xml to add a “privileged” attribute to the element with its value set to “true”. Since this modification is to the “defaul