Getting below error after executing below command  ./splunk start --accept-license --answer-yes It seems that the Splunk default certificates are being used. If certificate validation is turned on using the default certificates (not-recommended), this may result in loss of communication in mixed-version Splunk environments after upgrade. "/base_app/splunk/splunkforwarder/etc/auth/ca.pem": already a renewed Splunk certificate: skipping renewal "/base_app/splunk/splunkforwarder/etc/auth/cacert.pem": already a renewed Splunk certificate: skipping renewal ERROR: Valid migration mode not specified. ERROR while running migrate-distsearch-conf migration. ... View more