How I fixed STM32CubeProgrammer CUBEPROGRAMMER_ERROR_NOT_SUPPORTED

I tried to flash the DFU bootloader on the BigTreeTech Octopus V1 3D printer mainboard. However, STM32CubeProgrammer v2.8.0 showed me the following error message when trying to connect:

example.txt
CUBEPROGRAMMER_ERROR_NOT_SUPPORTED

I could only fix this by completely uninstalling STM32CubeProgrammer and then installing STM32CubeProgrammer v2.7.0 from the BigTreeTech Github Repo. Most likely downloading v2.7.0 from the ST homepage will also work but I didn’t verify this.


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