Temporary need to do a webapp, according to the MyEclipse Default Web project did, and XML also did not change, local test no problem put on the server up.
Test found, walk/HTTP/server Ip:8080/appname incredibly out of the page, Undeploy again deploy or the same, to the Tomcat Management page HTTP/server ip:8080/manager/html a look Display name is empty, because the Web project to modify the index.jsp page some HTML elements, so that the problem can only be related to XML, then found the <display-name> node, fill in the necessary name, then a war file , published http://server Ip:8080/appname is normal,http//server ip:8080/manager/html display Name also shows the content just filled in.
Before do WebApp always first modified <display-name> then modify the other things, so did not encounter this problem, when the rush, the basic skills are not enough ah.
The display-name problem of WebApp