you may also want to look at this thread. a couple of scenarios called out there. https://community.atlassian.com/t5/Answers-Developer-Questions/JIRA-Servicedesk-not-loading-in-IE/qaq-p/464787
the one i ran into had to do with IE's Compatability mode.
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
We're bringing product updates and pro tips on teamwork to ten cities around the world.Save your spot