Please .wav of same LMMS project http://www.filedropper.com/problem_2.
If I dont touch volume sliders or knobs I dont get any crackles so I dont think that this is a soundcard problem.

Thanks for quick response. I use PC with 12 GB RAM and Tascam US -122mk II external souncard. I use SDL settings now and try Windows wasapi others settings not work properly at all. Sorry cant send soundfile because using external samples and VST synth, but can do some basic with LMMS plugins. LMMS ...

Hello, I get crackles and noises on all volume sliders and knobs when trying automate them with peak controller (fake sidechaining), or fast envelopes in automation tracks. I was reading is old problem, but volume control is basic and one of most important thing in music production (maybe except for...

Just download LMMS and played with some dry samples and Synth1 and I was surprised how pleasant deep ant warm they sound. Without mixer and FX! Wow! What sound engine LMMS use?