Couldn't connect to host error message with ROR 1.17.6_es6.6.0.zip

[alonzo]

sorry , I’ve just seen this post :

Fix if you'e stuck "optimizing and caching browser bundles.. Kibana Enterprise 1.16.33 ES/Kibana 6.5.4

Just a note on installing the kibana enterprise plugin, when using fresh install of Kibana 6.5.4 with plugin version 1.16.33 (since my existing es cluster was using es ror plugin 1.16.33) Ubuntu 16 Transferring 7066152 bytes.................... Transfer complete Retrieving metadata from plugin archive Extracting plugin archive Extraction complete Optimizing and caching browser bundles... Node will have long exited, verify this after 10 min or so before proceeding, but the ror kbn enterprise p…

and followed the instructions .
version 17.6 is now working .
please ignore the message above .
thanks .