Hello, I am unable to start schema registry. It says the error "resource_management.core.exceptions.Fail: Pid file /var/run/registry/registry.pid doesn't exist after starting of the component" Also the Streaming analytics manager says "Failed to make API request to SAM server" File "/usr/lib/python2.7/urllib2.py", line 1198, in do_open raise URLError(err) urllib2.URLError: <urlopen error [Errno 111] Connection refused> Please provide a solution to fix this issue. There are no log files found in the log directory. Thanks in advance ... View more