I use HDP 3.1.4 and ambari 2.7.4.0 When adding a data node, the following error occurs. failure: repodata/repomd.xml from ambari-2.7.4.0: [Errno 256] No more mirrors to try. http://public-repo-1.hortonworks.com/ambari/centos7/2.x/updates/2.7.4.0/repodata/repomd.xml: [Errno 14] HTTP Error 403 - Forbidden What do i do? Thank you.
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