I reinstalled it using your directions. No change - instant crash..

Here's the file.
Hope it helps...

Here's my screenshot
I believe it is correctly installed while it was working a while ago and stopped without my interference.
Could be this a case of permissions? How to check/correct that?

Now I have:
CUDA Driver Version: 410.130
C4D R19 still works
R20 still does not.

Should I go for CUDA 418.105? IT says in the system prefs its the newest available?

Here's my file:
https://www.dropbox.com/s/kerx05jbat2vu ... o.spx?dl=0
I used purge-wrangler.sh script from egpu.io

But the script itself works.. on C4D R19, and it worked for a long time on R20, but something happened since one c4doctane crash a 2-3 weeks ago.

A. Operating System, OSX 10.13.6 (17G65)
B. Graphics Card(s) model: MSI GTX1080
C. RAM Capacity (8 GB) / COMPUTER RAM 32GB
D. Nvidia driver version 387.10.10.10.40.105
E. OctaneRender Standalone version, if installed -
F. OctaneRender plugin version 2018.1 R2 (latest stable), but tried with ...

And, what I discovered, I cannot export it to orbx (getting same popup crash), so my 5dayswork of modelling, setting up the scene cannot be rendered.

A. Operating System, OSX 10.13.6 (17G65)
B. Graphics Card(s) model: GTX1080
C. RAM Capacity (8 GB) / COMPUTER RAM 32GB
D. Nvidia driver version 387.10.10.10.40.105
E. OctaneRender Standalone version, if installed -
F. OctaneRender plugin version 4.02.1 R3
G. Host application version, including build ...

Octane freezes when changing anything in C4d, like timeline scrubbing, turning on/off elements.
It just stops rendering. No buttons in LV make any change to this situation. I have to restart C4D.
See video. I must say that yesterday it was going flawlessly...
https://we.tl/t-3C1epYDEbS

I haven't ...