C:\Program Files (x86)\mingw-w64\i686-8.1.0-posix-dwarf-rt_v6-rev0>echo off
Microsoft Windows [Version 10.0.19042.804]
(c) 2020 Microsoft Corporation. Alle Rechte vorbehalten.

C:\>gdb --args "C:\test\brickd.exe" --console
GNU gdb (GDB) 8.1
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Reading symbols from C:\test\brickd.exe...done.
(gdb) r
Starting program: C:\test\brickd.exe --console
[New Thread 12080.0x31c0]
[New Thread 12080.0x3224]
[New Thread 12080.0x2430]
[New Thread 12080.0x1924]
Starting...
[New Thread 12080.0x1cb8]
[New Thread 12080.0xcac]
[New Thread 12080.0x42dc]
[New Thread 12080.0x778]
2021-04-09 10:36:55.650208 <I> <main_winapi.c:462> Brick Daemon 2.4.3 started
[New Thread 12080.0x2480]
2021-04-09 10:36:55.746241 <I> <libusb:winusbx_init> libusbK DLL is not available, will use native WinUSB
2021-04-09 10:36:55.791810 <I> <libusb:windows_init> UsbDk backend is not available
[New Thread 12080.0x2428]
[New Thread 12080.0x2928]
[New Thread 12080.0xcc8]
[New Thread 12080.0x331c]
[New Thread 12080.0x35e4]
2021-04-09 10:37:12.894829 <I> <usb.c:195> Added USB device (bus: 1, device: 26) at index 0: Master Brick [67P31j]
2021-04-09 10:37:16.556483 <I> <usb.c:409> Removing USB device (bus: 1, device: 26) at index 0: Master Brick [67P31j]
[Thread 12080.0x35e4 exited with code 0]
[New Thread 12080.0x2d58]
2021-04-09 10:37:17.344950 <I> <usb.c:195> Added USB device (bus: 1, device: 29) at index 0: Master Brick [67P31j]
2021-04-09 10:37:20.001144 <I> <usb.c:409> Removing USB device (bus: 1, device: 29) at index 0: Master Brick [67P31j]
[Thread 12080.0x2d58 exited with code 0]
[New Thread 12080.0x738]
[New Thread 12080.0xec8]
[New Thread 12080.0x25fc]
2021-04-09 10:37:50.351095 <I> <usb.c:195> Added USB device (bus: 1, device: 15) at index 0: Master Brick [67P31j]
[New Thread 12080.0x19bc]
2021-04-09 10:37:53.601191 <I> <usb.c:409> Removing USB device (bus: 1, device: 15) at index 0: Master Brick [67P31j]
[Thread 12080.0x25fc exited with code 0]
[New Thread 12080.0x210c]
2021-04-09 10:37:54.521034 <I> <usb.c:195> Added USB device (bus: 1, device: 21) at index 0: Master Brick [67P31j]
2021-04-09 10:37:57.810743 <I> <usb.c:409> Removing USB device (bus: 1, device: 21) at index 0: Master Brick [67P31j]
[Thread 12080.0x210c exited with code 0]
[New Thread 12080.0x1c84]
2021-04-09 10:37:58.723372 <I> <usb.c:195> Added USB device (bus: 1, device: 27) at index 0: Master Brick [67P31j]
2021-04-09 10:38:01.572684 <I> <usb.c:409> Removing USB device (bus: 1, device: 27) at index 0: Master Brick [67P31j]
[Thread 12080.0x1c84 exited with code 0]
[New Thread 12080.0x16e8]
2021-04-09 10:38:02.369343 <I> <usb.c:195> Added USB device (bus: 1, device: 29) at index 0: Master Brick [67P31j]
2021-04-09 10:38:05.214155 <I> <usb.c:409> Removing USB device (bus: 1, device: 29) at index 0: Master Brick [67P31j]
[Thread 12080.0x16e8 exited with code 0]
[New Thread 12080.0xb60]
2021-04-09 10:38:06.120627 <I> <usb.c:195> Added USB device (bus: 1, device: 35) at index 0: Master Brick [67P31j]
2021-04-09 10:38:06.208353 <W> <libusb:init_device> could not get node connection information for device 'USB\VID_16D0&PID_063D\67P31J': [87] Falscher Parameter.
2021-04-09 10:38:06.271031 <W> <libusb:init_device> could not get node connection information for device 'USB\VID_1A40&PID_0201\5&2C784537&0&3': [87] Falscher Parameter.
2021-04-09 10:38:06.272028 <E> <libusb:init_device> device 'USB\VID_2843&PID_0201\1692948544' is no longer connected!
2021-04-09 10:38:06.278212 <W> <libusb:winusb_get_device_list> could not detect installation state of driver for 'USB\VID_16D0&PID_063D\67P31J': [3758096907] Die Gerõteinstanz ist in der Hardwarestruktur nicht vorhanden.
2021-04-09 10:38:06.279210 <I> <usb.c:409> Removing USB device (bus: 1, device: 35) at index 0: Master Brick [67P31j]
2021-04-09 10:38:06.279711 <W> <usb_transfer.c:242> Could not cancel pending read transfer 03EF1DA0 (handle: 011EEE70, submission: 113) for Master Brick [67P31j]: LIBUSB_ERROR_NOT_FOUND (-5)
2021-04-09 10:38:06.280712 <W> <usb_transfer.c:242> Could not cancel pending read transfer 03EF21BC (handle: 03EF0088, submission: 114) for Master Brick [67P31j]: LIBUSB_ERROR_NOT_FOUND (-5)
2021-04-09 10:38:06.282325 <W> <usb_transfer.c:242> Could not cancel pending read transfer 03EF25D8 (handle: 03EF0168, submission: 115) for Master Brick [67P31j]: LIBUSB_ERROR_NOT_FOUND (-5)
2021-04-09 10:38:06.282504 <W> <usb_transfer.c:242> Could not cancel pending read transfer 03EF29F4 (handle: 03EF02D0, submission: 116) for Master Brick [67P31j]: LIBUSB_ERROR_NOT_FOUND (-5)
2021-04-09 10:38:06.283132 <W> <usb_transfer.c:242> Could not cancel pending read transfer 03EF2E10 (handle: 011EE638, submission: 117) for Master Brick [67P31j]: LIBUSB_ERROR_NOT_FOUND (-5)
2021-04-09 10:38:06.283132 <W> <usb_transfer.c:242> Could not cancel pending read transfer 03EF322C (handle: 011EE790, submission: 118) for Master Brick [67P31j]: LIBUSB_ERROR_NOT_FOUND (-5)
2021-04-09 10:38:06.283888 <W> <usb_transfer.c:242> Could not cancel pending read transfer 03EF3648 (handle: 011EE920, submission: 119) for Master Brick [67P31j]: LIBUSB_ERROR_NOT_FOUND (-5)
2021-04-09 10:38:06.283888 <W> <usb_transfer.c:242> Could not cancel pending read transfer 03EF3A64 (handle: 011EEAB0, submission: 120) for Master Brick [67P31j]: LIBUSB_ERROR_NOT_FOUND (-5)
2021-04-09 10:38:06.284604 <W> <usb_transfer.c:242> Could not cancel pending read transfer 03EF3E80 (handle: 03EF08D8, submission: 121) for Master Brick [67P31j]: LIBUSB_ERROR_NOT_FOUND (-5)
2021-04-09 10:38:06.284604 <W> <usb_transfer.c:242> Could not cancel pending read transfer 03EF429C (handle: 03EF0A08, submission: 122) for Master Brick [67P31j]: LIBUSB_ERROR_NOT_FOUND (-5)
[Thread 12080.0xb60 exited with code 0]

Thread 1 received signal SIGSEGV, Segmentation fault.
do_close (ctx=ctx@entry=0x11ed9d0, dev_handle=dev_handle@entry=0x3ef1bd8) at core.c:1432
1432    core.c: No such file or directory.
(gdb) bt full
#0  do_close (ctx=ctx@entry=0x11ed9d0, dev_handle=dev_handle@entry=0x3ef1bd8) at core.c:1432
        itransfer = 0xfeeefeea
        tmp = 0xfeeefeea
        __FUNCTION__ = "do_close"
#1  0x00422616 in libusb_close@4 (dev_handle=0x3ef1bd8) at core.c:1523
        ctx = 0x11ed9d0
        handling_events = 0
        pending_events = <optimized out>
        __FUNCTION__ = "libusb_close"
#2  0x00417bf3 in usb_stack_destroy (usb_stack=usb_stack@entry=0x11ed650) at usb_stack.c:711
        name = '\000' <repeats 76 times>, ""Q@\000\003\000\000\000\000SC\000\001\000\000\000\217", '\000' <repeats 15 times>, "ÔÖ\036\001PÖ\036\001\000\000\000\000@°D\000';A"
        __FUNCTION__ = "usb_stack_destroy"
#3  0x004018ae in array_remove (array=array@entry=0x44c458 <_usb_stacks>, index=index@entry=0, destroy=0x417b5d <usb_stack_destroy>) at ../daemonlib/array.c:228
        item = 0x11ed650
        size = 4
        tail = <optimized out>
#4  0x0041481f in usb_rescan () at usb.c:415
        i = 0
        usb_stack = 0x11ed650
        __FUNCTION__ = "usb_rescan"
#5  0x0041fe6f in usb_forward_notifications (opaque=0x0) at usb_winapi.c:66
        byte = 0 '\000'
        __FUNCTION__ = "usb_forward_notifications"
#6  0x00404607 in event_handle_source (event_source=event_source@entry=0x11e90c8, received_events=received_events@entry=1) at ../daemonlib/event.c:472
        __FUNCTION__ = "event_handle_source"
#7  0x0041bf49 in event_run_platform (event_sources=event_sources@entry=0x44b040 <_event_sources>, running=running@entry=0x44b055 <_running>, cleanup=cleanup@entry=0x41e26c <handle_event_cleanup>) at event_winapi.c:635
        result = -1
        i = 2
        event_source = 0x11e90c8
        fd_read_set = 0x11e1a10
        fd_write_set = 0x11e1d60
        fd_error_set = 0x11e1e08
        ready = 1
        handled = 0
        byte = 1 '\001'
        rc = <optimized out>
        event_source_count = 18
        received_events = 1
        __FUNCTION__ = "event_run_platform"
#8  0x004049ef in event_run (cleanup=cleanup@entry=0x41e26c <handle_event_cleanup>) at ../daemonlib/event.c:536
        rc = <optimized out>
        __FUNCTION__ = "event_run"
#9  0x0041df84 in generic_main (log_to_file=log_to_file@entry=false, debug_filter=debug_filter@entry=0x0) at main_winapi.c:542
        phase = 5
        exit_code = 1
        mutex_name = 0x442560 <_pipes_names+1216> "Global\\Tinkerforge-Brick-Daemon-Single-Instance"
        mutex_handle = 0x294
        fatal_error = <optimized out>
        service_exit_code = 0
        rc = <optimized out>
        log_file = {base = {read_handle = 0, write_handle = 0, type = 0x0, destroy = 0x0, read = 0x0, write = 0x0, status = 0x0}, handle = 0}
        wsa_data = {wVersion = 514, wHighVersion = 514,
          szDescription = "WinSock 2.0", '\000' <repeats 137 times>, "(\001\000\000\000\000\000\000t3\000\000\000\000\000\000\000\000\000\000\005\000\000\000DC\000\000\b\000\000\000\000\000\000\000gdborig.exe\000exe\000"...,
          szSystemStatus = "Running", '\000' <repeats 121 times>, iMaxSockets = 0, iMaxUdpDg = 0, lpVendorInfo = 0x0}
        __FUNCTION__ = "generic_main"
#10 0x0041f160 in main (argc=2, argv=0x11e16e8) at main_winapi.c:850
        i = <optimized out>
        help = false
        version = false
        check_config = false
        install = false
        uninstall = false
        console = true
        log_to_file = false
        debug_filter = 0x0
        hrc = 0
        rc = <optimized out>
(gdb)