Further messing about shows that if I forcibly chmod extended_states to allow a+rw then all seems well.
This bug seems to be that if aptitude is run as root from the command line, it creates extended_states in such a way that update-manager cannot access it.
Further messing about shows that if I forcibly chmod extended_states to allow a+rw then all seems well.
This bug seems to be that if aptitude is run as root from the command line, it creates extended_states in such a way that update-manager cannot access it.