ecasound is way too complicated for me. All I want to do is open jack stereo ins and outs, load the LADSPA amp_stereo plugin, and control that plugin's gain parameter via alsa midi. The -Md:alsaseq parameter is apparently ignored, and I get some error about a plate reverb?! [paul@localhost paul]$ ecasound -i jack -o jack -G:jack,ecasound,notransport -el:amp_stereo,1 -Md:alsaseq -km:1,0,1,1,1 ********************************************************************************* ecasound v2.4.2 (C) 1997-2005 Kai Vehmanen and others ********************************************************************************- [ Session created ] ----------------------------------------------------------- [ Chainsetup created (cmdline) ] ---------------------------------------------(eca-object-map) WARNING: Keyword plate doesn't match to regex ^plate$ for ... object 'Plate reverb' (). - [ Connecting chainsetup ] ----------------------------------------------------(eca-chainsetup) 'rt' buffering mode selected. (eca-chainsetup) Audio object "jack", mode "read". (audio-io) Format: f32_le, channels 2, srate 44100, noninterleaved. (eca-chainsetup) Audio object "jack", mode "write". (audio-io) Format: f32_le, channels 2, srate 44100, noninterleaved. ERROR: Connecting chainsetup failed: "Unable to open MIDI-device: rawmidi." (audioio_jack_manager) Connection closed!