Hi @KumarSanu ,   If you browse to the page https://www.cloudera.com/downloads/quickstart_vms/5-13.html.    You will observe a note    **The current Quickstart VM is based on CDH 5.13. Although Cloudera periodically releases updated versions with newer releases of CDH, older versions are not available for download.**   Hence,  I am sorry to say that you will not be able to get oolder version.  ... View more

Hi,   The error message below    2020-01-14 02:22:42,621 ERROR com.cloudera.cmf.scheduler-1_Worker-1:com.cloudera.cmf.scheduler.CommandDispatcherJob: Failed to invoke command (HdfsScheduledSnapshotsCommand) for schedule (8) com.cloudera.cmf.command.CmdExecException: java.lang.NullPointerException   Suggest that there is some value in the scheduled  HDFS snapshot replication which is all and causing issue. You might even have issue when you try to browse the replication schedule pages.    You might have to remove the snapshot for HDFS if you have any and re-enable the snapshot.    Please browser to "Backups->Snapshot policies" and check if you have any. Try to remove them and re-add them.  ... View more