User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X; en-US; rv:1.8.1.3) Gecko/20070309 Firefox/2.0.0.3 Build Identifier: version 2.0.0.0 (20070326) After launching Thunderbird, able to do "View > Messages" located between "Sort By " and "Threads". After logging into IMAP server. "View > Messages" still accessable. After Clicking on a message in any folder, "Messages" is no longer listed under "View" Reproducible: Always Steps to Reproduce: 1. launch ThunderBird 2. Check menu "View" 3. Access Email Folder list, Enter password is required. 4. Click on any Email in any Folder 5. Check Menu "View" Actual Results: Under the Menu, "View" no longer shows an option to acesss "Messages" Used to create various personal View of Email folder Contents. Expected Results: "Messages" should no vanish as an option under "Views" I upgraded from the previous current version of thunderbird 1.5.x I had created personal views on particular folders, from these views I had created view Folders, (Saved Searches) Views were successfully imported into 2.0.0.0, Unable to manage these views under 2.0.0.0 when (View > Message) unavailable. Screen shots available as png files.

It's available, but you have to customize the toolbar to include the mail views toolbar item.