Upgrade CQ5.5 to 5.6.1
I have installed CQ5.5 then followed the official upgrade http://dev.day.com/docs/en/cq/current/deploying/upgrading.html from 5.5 to 5.6.1
Below are errors present in my error.log after restart,
has anybody performed such an upgrade,
how do I resolve these errors,
any advice is welcome:
"17.09.2013 16:21:05.716 *ERROR* [FelixStartLevel] com.day.cq.collab.cq-collab-wiki [com.day.wiki.sling.WikiMailService] The activate method has thrown an exception (java.lang.ClassCastException: org.apache.sling.javax.activation.internal.OsgiMailcapCommandMap cannot be cast to javax.activation.MailcapCommandMap) java.lang.ClassCastException: org.apache.sling.javax.activation.internal.OsgiMailcapCommandMap cannot be cast to javax.activation.MailcapCommandMap"
"17.09.2013 16:21:05.737 *ERROR* [FelixStartLevel] com.day.cq.collab.cq-collab-wiki [com.day.wiki.sling.WikiMailService] Failed creating the component instance; see log for reason"
"17.09.2013 16:21:05.737 *ERROR* [FelixDispatchQueue] com.day.cq.collab.cq-collab-wiki FrameworkEvent ERROR (org.osgi.framework.ServiceException: Service factory returned null.) org.osgi.framework.ServiceException: Service factory returned null."
"17.09.2013 16:21:16.025 *ERROR* [FelixStartLevel] org.apache.sling.servlets.resolver.internal.SlingServletResolver bindServlet: Servlet service not available from reference [javax.servlet.Servlet]"
"17.09.2013 16:21:16.025 *ERROR* [FelixDispatchQueue] com.day.cq.collab.cq-collab-wiki FrameworkEvent ERROR (org.osgi.framework.ServiceException: Service factory returned null.) org.osgi.framework.ServiceException: Service factory returned null."
"17.09.2013 16:21:17.919 *ERROR* [FelixStartLevel] com.day.cq.dam.cq-dam-core [com.day.cq.dam.core.impl.servlet.ImageModificationServlet] bind method [bindXmpHandler] not found; Component will fail"
"17.09.2013 16:21:17.919 *ERROR* [FelixStartLevel] com.day.cq.dam.cq-dam-core [com.day.cq.dam.core.impl.servlet.ImageModificationServlet] bind method [bindXmpHandler] not found"