User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:188.8.131.52) Gecko/20060111 Firefox/184.108.40.206 Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:220.127.116.11) Gecko/20060111 Firefox/18.104.22.168 On several occasions, both Thunderbird 5.0 and latest 1.5 ver open only partially: Inbox icon shows up but clicking does not fully open inbox. Only way to open correctly is using Mozilla TB safe version. Reproducible: Sometimes Actual Results: When it works I can't reproduce it but right now it happens every time I try to open.
Since you say it works in safe-mode, it's probably some extension that cause your problems. Have you tried disabling/uninstalling your installed extensions/themes one by one until you find the culprit?
->INVALID, works in save mode