1. Rename the $ARTIFACTORY_HOME/webapps/artifactory.war to "ROOT.war"
2. Rename $ARTIFACTORY_HOME/tomcat/conf/Catalina/localhost/artifactory.xml to "ROOT.xml"
3. Edit the “ROOT.xml” file, change the context path to "/" and docBase to "${artifactory.home}/webapps/ROOT.war"
4. Remove the $ARTIFACTORY_HOME/tomcat/work/Catalina/ directory if this exists
5. Remove the $ARTIFACTORY_HOME/tomcat/webapps/ROOT/ and $ARTIFACTORY_HOME/tomcat/webapps/artifactory/ directories if those exist
When upgrading, the above steps have to be performed following the upgrade.