I have just migrated my Mozilla Thunderbird profile to a new computer and I discovered that Unified Folders were not working. I migrated using MozBackup, and when I discovered that the Unified folders were not working, and a second time by a direct copy and a modification of profiles.ini to point to the copied profile (so I did not have to rename the profile directory). In both cases the Unified Folders option could not be selected. The Error Console (select Error Console from the Tools menu) had the following error. Timestamp: 15/04/2012 11:52:20 AM Error: uncaught exception: [Exception... "Component returned failure code: 0x80004003 (NS_ERROR_INVALID_POINTER) [nsIMsgSendLater.hasUnsentMessages]" nsresult: "0x80004003 (NS_ERROR_INVALID_POINTER)" location: "JS frame :: chrome://messenger/content/mail-offline.js :: :: line 81" data: no] I discovered that the unified folders worked if I Ran Thunderbird using the "Run as administrator" opti...
Random thoughts and idle musings