Greaseweazle fails with permission error

[roddersuk]

I've only had my Greaseweazle a short while and it did seem to work to start with but now, whatever I do it either hangs ogives a permission error like this:

D:\rod\Documents\Computers\Tools\greaseweazle-1.23-win64\greaseweazle-1.23>gw info
Host Tools: 1.23
Device:
  Port:     COM3
  Model:    Greaseweazle V4.1
  MCU:      AT32F403A, 216MHz, 224kB SRAM
  Firmware: 1.6
  Serial:   GW0CF19C92759200000794941B
  USB:      Full Speed (12 Mbit/s), 128kB Buffer

D:\rod\Documents\Computers\Tools\greaseweazle-1.23-win64\greaseweazle-1.23>gw reset
** FATAL ERROR:
Cannot configure port, something went wrong. Original message: PermissionError(13, 'A device attached to the system is not functioning.', None, 31)

Is my device broken?

[roddersuk]

Here's a dmesg log as requested

dmesg.log