The Web application cannot access: the requested resource () is not available. Error

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• Apache Tomcat/5.5.27

The first web written according to books yesterdayProgramThe result is not displayed. The result is as follows:

HTTP status 404-

TypeStatus Report

Message

Description The requested resource () is not available.

Apache Tomcat/5.5.27 is found to be a web. xml file error after deleting redundant files, where the class path of the struts2 filter is wrong. The class file cannot be accessed. Therefore The requested resource () is not available. .

The XML below is correct, and the original error is the red text section below:

xmlns = "http://java.sun.com/xml/ns/j2ee"
xmlns: xsi = "http://www.w3.org/2001/XMLSchema-instance"
xsi: schemalocation = "http://java.sun.com/xml/ns/j2ee
http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
struts2
org. apache. struts2.dispatcher. filterdispatcher


struts2
/*