Select Window-show View-server in the Eclipse menu bar to see a panel of services, and the services panel can see the configured Tomcat and the items under Tomcat
Double-click Tomca to enter the settings screen, and if you see that the various options under service locations are in a grayed-out state, you can revert to editable state in the following ways:
Remove all items under Tomcat first, then right-click and select Clean. Double-click Tomca again to enter the settings screen, you can see the service locations under the various options are already in the editable state.
Service Locations
Other:
The default options are: Use workspace metadata (dose not modify Tomcat installation),
? If the Modify option is: Use Tomcat installation (takes control of Tomcat installation)?
The Tomcat server launched at Eclipse can be accessed to the Tomcat home page (for example, through http://localhost:8080 access), Otherwise, by default, the Tomcat server launched in Eclipse cannot be accessed to the Tomcat home page, and only Tomcat launched under DOS can be accessed to the Tomcat home page.
Tomcat-7.0.85\conf\tomcat-users.xml, add the back.
<role rolename= "Manager-gui"/>
<user username= "Tomcat" password= "123456" roles= "Manager-gui"/> can be managed in the Tomcat home page
Resolves an issue where the server location option for a Tomcat server in eclipse cannot be modified