USB BLOCK ERUPTER INSTALL
USB init, open device failed, err -12, you need to install a WinUSB driver for - AMU device 3:3 In CgMiner it gives: USB init, open device failed, err -12, you need to install a WinUSB driver for - AMU device 1:3 Gives the error (in BfgMiner): usb_devinfo_scan: Error opening device: LIBUSB_ERROR_NOT_SUPPORTED What is CgMiner 2.8 doing wrong that CgMiner 2.4 did right?Įdit: Using Silicon Labs own VCP (Virtual COM Port driver): Just to preempt people who might suggest it, rather than offering any insight, i re-ran zadiag 2.0.1.162 (Updated ), and "reinstalled" the WinUSB driver for my for USB devices (and rebooted) What did they break after CgMiner 3.4, and how do i fix it? WinUSB So i am, once again, reverted to CgMiner 3.4.1. Stratum from pool 0 requested work restart FAIL: USB remove not already in use (3:2) AMU 0 SendWork usb write err:(-7) LIBUSB_ERROR_TIMEOUT Unfortunately it still does not see USB devices: cgminer version 3.8.0 - Started: Ĭonnected to diff 1 with stratum as user joesmithīlock: 70bedfe6.
This morning i tested CgMiner 3.8, hoping they fixed its inability to see USB Block Eruptors (and the stack overflow). So i reverted to 3.4.1, living with the semi-daily crashes and having to remember to restart CgMiner.
Waiting for USB hotplug devices or press q to quit Accepted 487047eb Diff 3/3 AMU 3īut it regularly crashes with a stack overflow.Ībout a month ago i tried to upgrade to CgMiner 3.6, but it fails to find my USB devices: cgminer version 3.6.0 - Started: It can see my four USB Block Erupters, and works: cgminer version 3.4.1 - Started: I've been using CgMiner 3.4.1 since late September.
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