User Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:21.0) Gecko/20100101 Firefox/21.0 (Beta/Release) Build ID: 20130512194445 Steps to reproduce: - Folder tree: Folder1 +- Folder2 - have new messages in Folder2 Actual results: - if Folder1 is expanded/visible, new-mails indication of Folder2 works fine - if Folder1 is collapsed, there is no indication for new mails in Folder2 Expected results: If Folder1 is collapsed, newMessages-true property should be set (propagated from Folder2), to make e.g. following userChrome.css coloring the text label of Folder1: treechildren::-moz-tree-cell-text(folderNameCol, newMessages-true) { color: blue !important; } Note: http://www.thunderbird-mail.de/forum/viewtopic.php?f=25&t=61641

The "unread mails"-status is propagated the parent folder, if collapsed. This currently does not happen for the "new mails"-status. IMO this is at least *inconsistent*.

(not related to remembering collapsed state)