[xwiki-notifications] [jira@xwiki.org][Issue] (XWIKI-18214) "Unknown User" appears in the Notification list when commenting as unregistered user which leads to a "$userDoc.getURL()" page

Attachments:

• attachment.html (text/html — 12.3 KB)
• attachment.png (image/png — 1.1 KB)
• attachment.jpg (image/jpeg — 2.8 KB)
• attachment.png (image/png — 341 bytes)