Struts2-tomcat報錯：There is no Action mapped for namespace / and action，action中的namespace

Struts2-tomcat報錯：There is no Action mapped for namespace / and action，action中的namespace
HTTP Status 404 - There is no Action mapped for namespace / and action name first.

type Status report

message There is no Action mapped for namespace / and action name first.

description The requested resource is not available.

Apache Tomcat/6.0.37

 

解決：

1.struts.xml檔案名稱出現出錯：如：sturts.xml拼字錯誤，struts2.xml理解錯誤；

2.struts.xml檔案置放位置出錯，應該放在src目錄下；

3.struts.xml檔案內容出錯