install samhain reveals a missing file with output from apt-get " Setting up samhain (3.1.0-6+b1) ... Starting file integrity checker: samhain Creating integrity database (this can take some minutes). Database created./usr/sbin/samhain: /lib/x86_64-linux-gnu/libgpg-error.so.0: no version information available (required by /lib/x86_64-linux-gnu/libgcrypt.so.20) " reinstalling samhain led newer results to " Starting file integrity checker: samhain Creating integrity database (this can take some minutes). Database created.. " but after purging samhain and installing libgpg-error0 please add this dependency package for samhain thanks