Installing packages using ports after freebsd-update doesn't work on amd64

[Sorin Panca]

Claus Guttesen wrote:
>>> Prior to starting the upgrade I did a pkg_delete -a. I wanted a clean
>>> system (just like a reinstallation). How do I ensure that all packages
>>> were removed by pkg_delete -a ?
>>> Running pkg_delete -a returns "pkg_delete: no packages installed"
>> The steps I followed were:
>> 1. check if the system has an amd64 FreeBSD installation
>> 2. remove all installed packages by pkg_delete -a
>> 3. freebsd-update: upgrade from 6.3 to 7.0 and reboot
>> 4. freebsd-update: upgrade from 7.0 to 7.1 and reboot
>> 5. install packages from ports.
>>
>> Any help would be appreciated.
>> Sorin.
> 
> Did you also update the ports-tree? If not, please do so and try to
> install portupgrade again.

Of course I did... They were up to date right after the first step.
Sorry I didn't mention it.