java 出現 Unable to connect to the application manager.

[yehlu]

Error:Tomcat 7 application manager: Unable to connect to the application manager.
Reason: Unable to find the server or DNS Error.

請在 Project Settings/Server/Script
Manager URL : http://localhost:8080/manager/text
Manager login:tomcat
Manager password:s3cret
Content Path:/Employee_Directory1

並在 tomcat\conf\tomcat-users.xml
加入
<role rolename="manager-script"/>
<user username="tomcat" password="s3cret" roles="manager-script"/>