Mac OS Tahoe HUGE problem

I have upgraded to Tahoe…
Yes, I know, but. I need to find a solution or workaround simply because it’s impossible to write music.

Problem nature:
If I launch fresh, or load any track no problem with UI. Until I open or load any plugin. From that point I’m not able to control Pattern section by mouse. All other panel, like Pattern Order, Instruments or DSP’s has no issues.
Affected Pattern panel not reacting on any mouse action, neither clicks nor scrolls.
And because I can’t “activate” Pattern Panel I can’t even use keyboard to scroll, navigate or even edit.
See attached link to video (please ignore background washing machine sound).

Please advise.

I suggest sharing the logs if you have them, might help if there is anything

I have just discovered even weirder behaviour. Renoise not only doesn’t respond on mouse within Pattern Section, it’s block all mouse activities system wide!
I can’t even navigate in Finder window.

Until I’ll close Renoise, this strange “blockage” activated across every OS window.
Please help.

maybe?

Noup.

No effects on any changes trough the Settings.
I have also completely uninstalled (via CleanMyMac) Renoise and reinstalled it.

Something wrong within Plugin Server, I think

Yes.

Just killed Renoise Plugin Server

Screenshot 2025-10-12 at 17.32.56

Got error message in Renoise

and all back to Normal.

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At your place,I should zip the renoise Prefs folder and erase it

a reset of your settings

This is what I have done, completely deleted Renoise with CleanMyMac.
It does clean everything connected to Renoise, including preferences.

“Vital” is good…You can push the FM with no problem

It doesn’t matter what VST plugin I’m loading or activating.
It always blocks Pattern.

Drivers updates or drivers settings?

I’m on Mac OS, no drivers setting or updates

Maybe you have a running program which cause a problem

On Win10,some software are problematic…

maybe due to wrong usage of pointers

I’ve found like a semi–workaround about this problem.

Workaround:
In case Pattern section unavailable to operate, I press “Fullscreen” green button and the section will be “unlocked”. Going back to window mode will lock it again. I need to repeat this after every plugin added or opened.

I’m 96% sure this is not a source of a problem. I think this is kind of glitch between rendering Renoise Plugin Server UI in new Mac OS Tahoe.

So this only happens when opening up a bridged plugin GUI. When not using the plugin server, things are running fine?

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Correct. If I do not touch any existing plugins (VSTs) since open a track, or do not add any new plugin into the track – all go well.

The weirdest thing it’s affecting other open windows outside of Renoise.

Tahoe was also fucked for me — not as bad as you have it, but my CPUs all ran 10-20 deg hotter in the same projects and I got DSP glitches much sooner as a function of plugin load.

Have reverted back to Sequoia tonight and all is as it should be.

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this is why i am going to stick with my Sequoia 15.6.1

Thanks tdel00 for testing Renoise with Tahoe and letting us know about this issue.

I’m still on Ventura, always afraid of upgrading to be honest