Can't take the instability...

[Sthauge]

Sorry to hear that you have problems. To help you out with one of your problems. Your on Mac if I understand your correct. Hold down the CMD key when you open a session. It will prevent Mixbus loading the plugins but load stubs instead so you can remove failing plugins.

Mixbus32c 5.0.208 on Kubuntu Linux 64 18.04 with KXstudio repos, i7-3720QM CPU @ 2.60GHz - 12 Gb RAM