Following up, what ultimately solved this for me is disassembling my device and reseating all connections. I'm a software person, so I hadn't thought of that. To a hammer, every problem looks like a nail. I assumed it was a software configuration pro...

Here's the log. Note that I don't have any breakpoints set.Sat Apr 30, 2022 19:30:32: IAR Embedded Workbench 8.42.2 (C:\Program Files (x86)\IAR Systems\Embedded Workbench 8.4\arm\bin\armproc.dll) Sat Apr 30, 2022 19:30:32: Loaded macro file: C:\Prog...

It's an 32F215RET6. I've flashed it many times, always with some quirkiness, but now I can't seem to get it to go no matter how many times I try.Good thought about the USB cable. I was using an older one, but I swapped it out for a new one that I kno...

Did you ever solve this? It's driving me nuts. It's random, and it seems like if I just keep trying, completely powering down my device and unhooking the STLink, then it eventually works.