After following the documentation on : Upgrading to AEM 6.3 , we have successfully migrated the repository from 6.1 to 6.3, however when we restart AEM we see a few errors in the log file.Example:09.07.2017 14:14:09.219 *WARN* [Shell Script Executor Thread for diskusage.sh] org.apache.sling.jcr.res...