Arduino for STM32

With a bit of help I have now resolved the problem. It seems that the problem is the version of the st-util tools supplied with the STM32F301 library for Arduino IDE. The problem exists in both versions 1.8.19 and 2.0.3.

The following packages were installed:

$ sudo apt-get -d install libstlink1 ...

So its my first time using an STM32. I've had it sitting in a box for a while, but I need a 3.3v device with plenty of pins so dug it out along with the STLINKv2 to have a go at programming it from the Arduino IDE. have looked at a couple of tutorials, in particular this one:

https://www ...