I'm happy that you could use the video - As you can see there are a lot of lmms tutorials on my yT channel, so have fun, and dont hesitate to ask here if you have any issues :)
something not mentioned in tutorials. when in Song Editor I mute bassline tracks (called agogo and agogo2) piano-roll of the bass01.ogg track gets muted too! You are absolutely right - that 'behavior' is not intended, it is however known :p I believe the reason has been found, and a fix was made - ...
Welcome to the community!

You must watch out for spiking. you are seriously above the limit of 0 dB
Maybe this video can help you a little?
https://www.youtube.com/watch?v=xuT_Ok6o5Dc
Muting can occur in song-editor in a quite weird way (yet to be fully investigated:p but -What happens if you click on one of the notes in piano-roll? Any sound then? ? select all notes and move them -try one bar ? if this diddent do it.. Could you upload the project? You can just send me a im, if y...
Welcome to the community! Its a track with definite hiphop feel, and that is fine. You need to watch out for attack that is too hard, because thats where your sharp 'clicks' comes from. The other thing you need to watch is the loudness. In Mixer you should not exceed 0dB, eg not have instruments in ...
New tutorial:
How to make sliding or Glissando chords in LMMS
Two parts:
https://youtu.be/PcyMSpHyL8I
https://youtu.be/cg-Pn05_Czs
there is already done work on more theming possibilities, please do not grave-dig old topics.
something in your linux is propl wrong, because it is not a general issue. Maybe someone who knows linux 100% can aid you, but thats not me -sorry.
-One clue though, is the fail of jack
I have not figured out how to do a glissando yet.
i'l make a video-tut, but its complicated :)

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The video is up now on my youtube channel:
https://youtu.be/cg-Pn05_Czs
You can only do that with a midi-keybord, but you can alter the volume of individual notes, in piano-roll.