当你遇到 libusb_open() failed with LIBUSB_ERROR_ACCESS 错误时,这通常表明当前用户没有足够的权限来访问 USB 设备。以下是一些解决此问题的步骤,你可以按照这些步骤逐一排查和解决: 1. 确认libusb库已正确安装且版本适配 确保你的系统中已安装了libusb库,并且其版本与你的应用程序或工具链兼容。你可以通过包...
在Linux下用libusb进行usb设备打开时遇到“LIBUSB_ERROR_ACCESS libusb_open函数返回值为-3” 此问题原因为该用户没有权限! 解决方法 第一步:执行以下命令 sudo chmod -R 777 /dev/bus/usb/ 重新运行测试程序,若还报错,执行第二步 第二步:永久修改 USB 设备权限 1)使用lsusb命令找出 USB 设备的 vendorID ...
The results might differ compared to plain JTAG/SWD Info : clock speed 500 kHz Error: libusb_open() failed with LIBUSB_ERROR_ACCESS Error: open failed I have STlink properly connected and recognized in linux. Thanks. RobLauer January 16, 2024, 2:25pm 2 Hi @marekb, I believe you...
对于Debian 11和Visual代码作为开发机器，我也有类似的问题。
WiFiCx.sys 是一个 Windows WiFi 类扩展驱动程序，它是您计算机上 WiFi 设备的合法 Windows 组件。但是...
Bug Description: LIBUSB_ERROR_ACCESS is thrown when i try to open one of my devices (specifically a mousepad). The device work with hidapi and node-hid without problems and all other hid devices on my machine are fine. I know that i can ...
Linux configuration tool for Logitech mice (currently only G300/G300S) https://gitlab.com/krayon/ratslap/ libusb: error [_get_usbfs_fd] libusb couldn't open USB device /dev/bus/usb/001/004: Permission denied libusb: error [_get_usbfs_fd] libusb requires write access to USB device ...
> Cygwin to access the debug interface portion. Everything is working fine on > Windows 7 and Linux but when we try to run the application on Windows 8, it > fails with the error : > > libusb: debug [unsupported_open] unsupported API call for 'open' ...
Subject: Re: [Hackrf-dev] hackrf_open() failed: HACKRF_ERROR_LIBUSB Having done a quick bit of googleing. It looks like the kernel's SDR API added support for HackRF in 3.18. I'm willing to bet that this is what's breaking it. ...
[root@node1 ~]# dmesg|grep usb [ 0.211798] usbcore: registered new interface driver usbf...