Sometimes I accidentally start a second copy of Mozilla on the same user profile while one is already running, then quit both of them. When I start Mozilla again, all hyperlinks are marked unvisited. It doesn't seem to matter in which order I quit the two instances.
duplicate of "Profiles needs to be protected from running multiple instances of mozilla" *** This bug has been marked as a duplicate of 76431 ***
mass-verifying Duplicate bugs which haven't changed since 2001.12.31. set your search string in mail to "CitizenGKar" to filter out these messages.