Development tools for Zephyr on STM32Workbench for Zephyr: VS Code extension to set up, build, flash and debug Zephyr applications on STM32.Devicetree manager: browse, edit and visualize Zephyr devicetree, STM32CubeMX-like for Zephyr.
This is a serious bug in the NEW version of Cube MX. They say they will fix it ASAP and the fix is 2 lines of code, but as of yet they haven't fixed it.