Hi, We had this issue working with MySQL as Ambari's backend database. What helped us solve this issue was updating a table called "cluster_version", it seemed that from some reason Ambari didn't update the "state" field of this table on cluster initial installation. We found it by running over Amvari's web javascript code, located the REST API call for stack version, then finally finding the table name in the java code. This is the update clause we used: UPDATE ambari.cluster_version SET state = 'CURRENT'; Hope it helps. ... View more