When inserting line breaks (i.e.: "//") to control line spacing in Jira Visual Editing Mode, in Jira Service Desk Queue Page, visual editor gets broken.

Summary

When inserting line breaks (i.e.: "//") to control line spacing in Jira Visual Editing Mode, in Jira Service Desk Queue Page, visual editor gets broken.

Environment

Jira Version : Tested on Jira SD 4.0.1

Steps to Reproduce

1. Open JIRA Service Desk Project.
2. Click on Queues to show all open issue.
3. Click on any issue to open it. (The Queues should show at your left hand side)
4. Insert a line break (i.e.: "//"), a table and other hmtl macro formatting in visual view editing mode.
5. Add in the Comment.
6. It will show broken line breaks, additional line breaks and broken tables.
7. Issue will not happen if we are using text editing mode or open the issue without queues at your left hand side.

Expected Results

Formatting should be show correctly.

Workaround

Use text editing mode while inserting this formatting.