Infrastructure creation failed. Reason: Failed to retrieve the server's certificate This error message is a sign that your deployed cloudbreak was not able to connect to to the cluster. It could be for various reasons. When a new version of Cloudbreak is released, the default imagecatalog is also updated with compatible image version for that particular version.   "how can i burn new image for cloudbreak 2.9.1 ?" Please follow our official guide: https://docs.cloudera.com/HDPDocuments/Cloudbreak/Cloudbreak-2.9.1/advanced-cluster-options/content/cb_build-custom-images.html   Laszlo     ... View more

Hi AbdoM, Seems like your cloudbreak instance can't reach your Openstack. Might be incorrect network settings. Could try to telnet to your openstack from the machine where Cloudbreak is deployed?  telnet openstack.yourdomain.com 5000 Also there might be some clues in the cloudbreak logs, please also check: docker logs cbreak_cloudbreak_1 docker logs cbreak_cloudbreak_1 Laszlo ... View more