Maxon just released a first update to Cinema 4D 2024 with a couple of fixes.

Updating is highly recommended

Bug Fixes

Cineware

• Fixed a stability issue with unloading Cineware

Exchange

• Fixed an issue with the Import/Export settings where the material target has not been saved with the preferences.
• Moves by Maxon is no longer missing from extensions.

Modeling

• Fixed a stability issue with the Boole Generator and creation of single objects.
• Fixed a stability issue with Splines and rotation with enabled Symmetry.

Object Manager

• Fixed a stability issue with the Dome Light and HDR images

Python

• Fixed an issue with the Visual Studio Code exchange.
• Fixed a stability issue with reloading Python plugins.

Sculpting

• Fixed a performance issue with sculpting.

Simulation

• Fixed a stability issue with Rigid Body simulations.

https://support.maxon.net/hc/en-us/articles/8658038724124-Cinema-4D-2024-0-1-September-20-2023