aem6.3 - AuthenticationSupport service missing. Cannot authenticate request
hey
I have aem 6.2 installed and working fine and parallel we are looking at upgrading to aem 6.3.
so i have the aem console startup process completed for 6.3 and i can see couple of exceptions entries in the error.log file as well.
as soon as it completes it's always opens up with
HTTP ERROR: 503
Problem accessing /. Reason:
AuthenticationSupport service missing. Cannot authenticate request.
and i the log i see
22.01.2018 15:39:20.020 *ERROR* [FelixDispatchQueue] com.adobe.granite.security.installer FrameworkEvent ERROR (java.lang.NullPointerException)
java.lang.NullPointerException: null
at com.adobe.granite.security.installer.internal.Activator.bundleChanged(Activator.java:92)
at org.apache.felix.framework.util.EventDispatcher.invokeBundleListenerCallback(EventDispatcher.java:916)
at org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:835)
at org.apache.felix.framework.util.EventDispatcher.run(EventDispatcher.java:1148)
at org.apache.felix.framework.util.EventDispatcher.access$000(EventDispatcher.java:55)
at org.apache.felix.framework.util.EventDispatcher$1.run(EventDispatcher.java:103)
at java.lang.Thread.run(Unknown Source)
i was just wondering what are possible reasons for this error.