Here is a copy of the Thunderbird troubleshooting information: Application Basics Name: Thunderbird Version: 24.0 User Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.0 Profile Directory: Open Directory (Local drive) Application Build ID: 2013091200 Enabled Plugins: about:plugins Build Configuration: about:buildconfig Crash Reports: about:crashes Memory Use: about:memory Mail and News Accounts account1: INCOMING: account1, , (imap) pluto.arno.com:143, alwaysSTARTTLS, passwordCleartext OUTGOING: smtp.frontier.com:465, SSL, passwordCleartext, true account2: INCOMING: account2, , (none) Local Folders, plain, passwordCleartext account3: INCOMING: account3, , (imap) imap.googlemail.com:993, SSL, passwordCleartext OUTGOING: smtp.googlemail.com:465, SSL, passwordCleartext, true account4: INCOMING: account4, , (imap) imap.googlemail.com:993, SSL, passwordCleartext OUTGOING: smtp.googlemail.com:465, SSL, passwordCleartext, true account7: INCOMING: account7, , (imap) mail.koczarski.com:143, plain, passwordCleartext OUTGOING: mail.koczarski.com:587, plain, passwordCleartext, true account8: INCOMING: account8, , (im) prpl-jabber, plain, 0 account9: INCOMING: account9, , (imap) imap.googlemail.com:993, SSL, passwordCleartext OUTGOING: smtp.googlemail.com:465, SSL, passwordCleartext, true account10: INCOMING: account10, , (imap) imap.googlemail.com:993, SSL, passwordCleartext OUTGOING: smtp.googlemail.com:465, SSL, passwordCleartext, true account11: INCOMING: account11, , (imap) imap.googlemail.com:993, SSL, passwordCleartext OUTGOING: smtp.googlemail.com:465, SSL, passwordCleartext, true account12: INCOMING: account12, , (imap) imap.mail.yahoo.com:993, SSL, passwordCleartext OUTGOING: smtp.mail.yahoo.com:465, SSL, passwordCleartext, true account13: INCOMING: account13, , (imap) imap.frontier.com:993, SSL, passwordCleartext OUTGOING: smtp.frontier.com:465, SSL, passwordCleartext, true Extensions Contact Tabs, 2.0.8, true,