Hi all, afte rrestarting all nodes vm (I shutdown the cluster before), I got the same problem.   For moment I started again cloudera management service, and for all services I got this error  mismatched cdh versions host has none but role expects 5   I'm really scared since I don't have any idea why it comes, do you know what I can check or do to resolve it? any help would be reatly appreciated! THANKS a lot cmmunity! ... View more