After STM32CubeMX generated the code, the file I created earlier disappeared

[sky_lin]

Hello，
         After I use STM32CUBEIDE's built-in STM32CUBEMX to generate code, the source files and header files under the folder I created myself disappeared, how can this be solved?

        Before I use STM32CUBEIDE's built-in STM32CUBEMX to generate code：

      After I use STM32CUBEIDE's built-in STM32CUBEMX to generate code,all the files I created disappeared.

     The compilation path of the file I created has already been saved, and I also checked the keep user code when re-generating option

 

[Souhaib MAZHOUD]

Hello @sky_lin 

Could you attach your project to investigate the issue?

KR,

Souhaib

[sky_lin]

Yeah , I have uploaded my project.

[Bob S]

Also see this (in the "too late to help this time but will help NEXT time): https://community.st.com/t5/stm32cubeide-mcus/my-usb-cdc-if-file-was-deleted-by-code-automatically-without/m-p/814264#M36899

Even the best written tools can fall prey to OS/hardware issues beyond their control and corrupt your data.