To create my Hadoop cluster, I followed the instructions here:

    https://blog.insightdatascience.com/spinning-up-a-free-hadoop-cluster-step-by-step-c406d56bae42

and it seems to be working OK.

Now, I'm trying to install Cloudera Manger 5 using these instructions:

    http://www.cloudera.com/documentation/manager/5-1-x/Cloudera-Manager-Installation-Guide/cm5ig_instal...

and I get an error in step 5.i. Executing the Installer. I get the error:  "Refreshing repository metadata failed. See [...] log for details.  According to the log, there is an error fetching from    

    http://archive.cloudera.com/cm5/ubuntu/xenial/amd64/cm/dists/xenial-cm5/contrib/source/

Here is a screenshot of the error and log

 (https://www.dropbox.com/s/aiugul4findice2/Screenshot%202017-03-29%2006.28.38.png?dl=0)

Please help!

VY