ISSUE
User interface not loading: FATAL: private key file "server.key" has group or world access.
RESOLUTION
Execute the following command through an SSH session to the Unitrends.
chmod 0600 /usr/bp/data/server.key
RESULTS: -rw-------+ 1 postgres postgres 887 Aug 16 16:53 server.key
CAUSE
Permissions are two high for the file server.key
-rwxrwx---+ 1 postgres postgres 887 Aug 16 16:53 server.key