gdebi_0.9.5.3ubuntu2_all.deb gdebi-core_0.9.5.3ubuntu2_all.deb gdebi-kde_0.9.5.3ubuntu2_all.deb from trusty-proposed fixed the issue for me.
gdebi_0. 9.5.3ubuntu2_ all.deb gdebi-core_ 0.9.5.3ubuntu2_ all.deb gdebi-kde_ 0.9.5.3ubuntu2_ all.deb from trusty-proposed fixed the issue for me.