I can confirm this in dapper. I think is an hal bug. See my hal-device output. hal doesn't detect that the partition il already mounted.
** Changed in: gnome-vfs (Ubuntu) Sourcepackagename: gnome-vfs => hal Status: Unconfirmed => Confirmed ** Attachment added: "hal-device output" http://librarian.launchpad.net/2487916/hal.txt.gz ** Bug 42790 has been marked a duplicate of this bug -- gnome vfs asking for luks password, when partition is already mounted https://launchpad.net/bugs/40449 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs