The error doesn't seem related to GH but is displayed only when we're using Agile boards. Moreover, the GH functionality is not fully stable.
Exception: Script error.
Mozilla/5.0 (Windows NT 6.1; rv:18.0) Gecko/20100101 Firefox/18.0
This is a known issue, and the workaround is to clear your browser cache. See https://confluence.atlassian.com/display/ONDEMANDKB/Script+Error+on+Rapid+Board+com.atlassian.jira.collector.plugin.jira-issue-collector-plugin%3Aissuecollector.js
Could you please take a moment if this problem doesn't fit in the problem reported in the following link?
We really hope this helps.
If you spend enough time as a Jira admin - whether you are managing a single, mid-sized instance, a large enterprise one or juggling multiple instances at once - you will eventually find yourself in ...
Connect with like-minded Atlassian users at free events near you!Find a group
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no AUG chapters near you at the moment.Start an AUG
You're one step closer to meeting fellow Atlassian users at your local meet up. Learn more about AUGs
We're bringing product updates and pro tips on teamwork to ten cities around the world.Save your spot