I am currently running JIRA software on a Digital Ocean Ubuntu 16.04 droplet. As of yesterday my JIRA software installation was running just fine, i have made zero changes to any configurations for the server and when i tried to open up the URL to my JIRA software page it said the web page could not be found. I then went into my droplet via SSH and looked through the JIRA logs and this is what i found 
I have googled around and did not find anything exactly related or relevant to this error, if anyone has had this type of issue i would greatly appreciate the help.