I just installed FluidSynth on my Debian Squeeze 64 system, using the .deb package. When I executed the program I got this output:
FluidSynth version 1.1.4 Copyright (C) 2000-2011 Peter Hanappe and others.
Distributed under the LGPL license. SoundFont(R) is a registered trademark of E-mu Systems, Inc.
Cannot connect to server socket err = No such file or directory Cannot connect to server socket exec of JACK server (command = "/usr/bin/jackd") failed: No such file or direry
Cannot connect to server socket err = No such file or directory Cannot connect to server socket Cannot connect to server socket err = No such file or directory Cannot connect to server socket Cannot connect to server socket err = No such file or directory
Cannot connect to server socket Cannot connect to server socket err = No such file or directory Cannot connect to server socket Cannot connect to server socket err = No such file or directory Cannot connect to server socket
jack server is not running or cannot be started fluidsynth: error: Failed to connect to Jack server. Failed to create the audio driver