About the Tomcat launcher "This Web application instance have been stopped already" processing

What's happening 1 When you start Tomcat, the Tomcat-brought package under this "/tomcat/webapps/root" path is started by default, and when you start the package under this path, if Tomcat scans for additional packages, Will be in the title of the error, in order to avoid this situation, the processing mode (a) Delete the file under Tomcat/webapps/root/, move their package to the directory (ii) Tomcat/conf/server.xml, in Add code between There are 2 deployments of 2 tomcat on a server, and these 2 tomcat packages are the same and will report this error, the course finds the package core.properties, modifies the inside Dubble, After the thrift configuration port is changed to different, restart Tomcat

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About the Tomcat launcher "This Web application instance have been stopped already" processing