I upgraded to Karmic maybe a week before release. I also was confused when mutt didn't give me the graphical password dialog for signing emails anymore until I found this bug report. Manually installing seahorse-plugins resolved it.
I upgraded to Karmic maybe a week before release. I also was confused when mutt didn't give me the graphical password dialog for signing emails anymore until I found this bug report. Manually installing seahorse-plugins resolved it.