SAM Add New Cluster Failed.

I installed a community version of Intersystems IRIS in a Large AWS EC2 instance to do some testing.  I installed SAM and when I try to "Add a new cluster" I receive the following:  "ERROR #5005: Cannot open file '/config/prometheus/isc_tmp_yml_file.yml'"

Screen shot included here: https://share.getcloudapp.com/RBu4K5yv