Thanks for the response.sling Auth is active. btw, do i need to move/copy the publish instance and the crx jar file in a different folder to make publish instance running. it is fresh install, do you still suggest to rebuild the indexes.?

Hi,I am setting up the AEM instance first time for my learning and following this guideline Deploying and Maintaining section - Author and Publish installs.when running the localhost:4503.. i have getting the below error on the browser. HTTP ERROR: 503Problem accessing /. Reason:    AuthenticationSu...