Johannes Lorenz

Thanks a lot for testing @zonkmachine ! I can't confirm because I have neither of these 3 effects (though I do have many Gx... effects). From the backtrace it looks...

Thanks for the reports and for helping with getting GxCabinet compiled. I'll debug this in the next days, to see if the error(s) come from LMMS or from Gx.

Due to the bug mentioned above, I'll convert this PR into a draft, for now.

@zonkmachine What exactly were the steps to reproduce this? I still get ``` Lv2 plugin "GxCabinet" (URI: http://guitarix.sourceforge.net/plugins/gx_cabinet#CABINET ) can not be loaded: - required feature not supported : http://lv2plug.in/ns/ext/worker#schedule...

> Rendering one note with a test program having a GxAmplifier-X gave some output in valgrind This one comes with multiple Gx effects. I think though that it's not our...

@zonkmachine I fixed various issues related to combo boxes now. As for your `GxAmplifier-X` issue, I can't replicate because Arch Linux has bugs with valgrind - does it still occur...

> > As for your `GxAmplifier-X` issue, I can't replicate because Arch Linux has bugs with valgrind - does it still occur for you? > > Yes. Can you please...

Could reproduce the issue, but it looks similar to the GxCabinet issue... I guess it's an internal plugin issue (not LMMS related). I'd say let's undraft this and request a...

Hints for code-review: * The commits do different things and the commit history is very clean. It's probably easier to review commit by commit * The Worker implementation is almost...

@PhysSong From my view, all comments are solved. May I ask you for checking the changes?