Followup-For: Bug #715435 There are even more errors when upgrading from wheezy-backports:
Preparing to replace nginx-naxsi-ui 1.4.1-3~bpo70+1 (using .../nginx-naxsi-ui_1.4.1-3_all.deb) ... dpkg: error processing /var/cache/apt/archives/nginx-naxsi-ui_1.4.1-3_all.deb (--unpack): subprocess new pre-installation script returned error exit status 1 postinst called with unknown argument `abort-upgrade' dpkg: error while cleaning up: subprocess installed post-installation script returned error exit status 1 Errors were encountered while processing: /var/cache/apt/archives/nginx-naxsi-ui_1.4.1-3_all.deb Cheers, Andreas
nginx-naxsi-ui_1.4.1-3.log.gz
Description: GNU Zip compressed data