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.
Hello,
i had exactly the same problem and in order to resolve i simply unchecked the flag "generate under root" in the project configuration tab inside CubeMX.