Cannot add TOMCAT6/TOMCAT7 in Eclipse's servers view

Introduction: In the eclipse-based development process, there was an issue where Tomcat could not be added to eclipse, and the answer was found after searching the web.

The question is raised:

You cannot add a Tomcat server from the following ways. where servername is grayed out and cannot be edited.

How to Solve

1. Turn off eclipse

2. Open the location where the workspace is located.     {workspace-directory}/.metadata/.plugins/org.eclipse.core.runtime/.settingsDelete the following files

• Org.eclipse.wst.server.core.prefs
• Org.eclipse.jst.server.tomcat.core.prefs

3. Restart Eclipse to resolve all issues.

Cannot add TOMCAT6/TOMCAT7 in Eclipse's servers view