I'm not certain I had the same problem, but the workaround I used was:
dpkg --force-depends -r purge libldap-2.4-2:amd64 libldap-2.4-2:i386 apt-get -f install
Because apt-get purge refuses due to dependencies.
I'm not certain I had the same problem, but the workaround I used was:
dpkg --force-depends -r purge libldap-2.4-2:amd64 libldap-2.4-2:i386
apt-get -f install
Because apt-get purge refuses due to dependencies.