Hi all folks, On running # apt-get upgrade alsa Following warnings indicated: Executing RPM (-Uvh)... error: /var/cache/apt/archives/mozilla_35%3a1.0.2-2.8.0_i386.rpm: V3 DSA signature: BAD, key ID db42a60e error: /var/cache/apt/archives/mozilla_35%3a1.0.2-2.8.0_i386.rpm cannot be installed error: /var/cache/apt/archives/mozilla-mail_35%3a1.0.2-2.8.0_i386.rpm: V3 DSA signature: BAD, key ID db42a60e error: /var/cache/apt/archives/mozilla-mail_35%3a1.0.2-2.8.0_i386.rpm cannot be installed error: /var/cache/apt/archives/mozilla-devel_35%3a1.0.2-2.8.0_i386.rpm: V3 DSA signature: BAD, key ID db42a60e error: /var/cache/apt/archives/mozilla-devel_35%3a1.0.2-2.8.0_i386.rpm cannot be installed E: Sub-process /bin/rpm returned an error code (3) What do they indicate and how to fix them. Kindly advise. Thanks in advance. B.Regards Stephen Liu -- Psyche-list mailing list Psyche-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/psyche-list