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UNO R3 avrdude: usbdev_open(): did not find any USB device "usb" -SOLVED - Installation & Troubleshooting - Arduino Forum
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Solved:Bootloader from Arudino IDE with AVRISPmkII fails - Installation & Troubleshooting - Arduino Forum
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Error message: avrdude: usbdev_open(): did not find any USB device "usb" - Installation & Troubleshooting - Arduino Forum
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Burning bootloader on ATMEGA8 could not find any USB device · Issue #102 · MCUdude/MiniCore · GitHub
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