package:ca-certificates:20180409 Setting up ca-certificates (20180409) ... Updating certificates in /etc/ssl/certs... rehash: skipping duplicate certificate in UbuntuOne-Go_Daddy_Class_2_CA.pem rehash: skipping duplicate certificate in shemgp-nas.crt dpkg: error processing package ca-certificates (--configure): installed ca-certificates package post-installation script subprocess returned error exit status 2