Preparing to unpack .../lmms_1.1.3-1build1_amd64.deb ...
Unpacking lmms (1.1.3-1build1) ...
Processing triggers for libc-bin (2.23-0ubuntu9) ...
Processing triggers for desktop-file-utils (0.22-1ubuntu5.1) ...
Processing triggers for mime-support (3.59ubuntu1) ...
Processing triggers for gnome-icon-theme (3.12.0-1ubuntu3) ...
Processing triggers for man-db (2.7.5-1) ...
dpkg: error processing package lmms-common (--configure):
 package lmms-common is already installed and configured
dpkg: error processing package libfltk1.3:amd64 (--configure):
 package libfltk1.3:amd64 is already installed and configured
dpkg: error processing package libjack-jackd2-0:amd64 (--configure):
 package libjack-jackd2-0:amd64 is already installed and configured
dpkg: error processing package librtaudio4v5:amd64 (--configure):
 package librtaudio4v5:amd64 is already installed and configured