i am getting this error all of a sudden, never had this problem before but now i do for some reason, ive got the correct driver installed and the board is recognised when i plug it, then when try to upload i get this message then the board becomes unresponsive,
Cannot open DFU device 0483:df11
1
Cannot open DFU device 0483:df11
2
Cannot open DFU device 0483:df11
3
Cannot open DFU device 0483:df11
4
Cannot open DFU device 0483:df11
5
Cannot open DFU device 0483:df11
6
Cannot open DFU device 0483:df11
7
Cannot open DFU device 0483:df11
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Cannot open DFU device 0483:df11
9
Cannot open DFU device 0483:df11
10
Cannot open DFU device 0483:df11
Board at COM4 is not available
I remove cable, reinsert cable nothing. STM bootloader driver error in devices.
remove cable, remove battery, reinsert battery, reinsert cable the board is back and showing as proffie in devices.
im goin round in circles here, ive tried proffie-dfu-setup again but this makes no difference.
please help