Unable to hide license banner

Summary

It is not possible to hide the license banner that announces the end of support.

Expected behaviour

Clicking "remind me later" or "never remind me again" should hide the banner.

Actual behaviour

After clicking "remind me later" or "never remind me again", the banner disappears but it will come back after a page reload or browsing another Confluence page. Also, a warning message is printed to atlassian-confluence.log:

2015-12-28 13:46:23,847 WARN [http-nio-8090-exec-11] [common.security.jersey.XsrfResourceFilter] passesAllXsrfChecks XSRF checks failed for request: https://<confluence_url_here>/rest/licensebanner/1.0/reminder/never , origin: null , referrer: https://<confluence_url_here>/
 -- referer: https://<confluence_url_here>/ | url: /rest/licensebanner/1.0/reminder/never | userName: <username>

Workaround

• Install add-blocker browser plugin and block the HTML
  or
• Disable the Confluence License Banner by
  1. Go to > Add-Ons
  2. Select System from the select list
  3. Enter Confluence License Banner in the text field
  4. Open Confluence License Banner and click Disable
     or
• Buy a new licence