This page is about known issues regarding USnooBie
If the bootloader is missing, then simply go to the download page, download the bootloader package, and program the bootloader in yourself. There's no simpler way. Make sure you use the right bootloader build and fuses (ATmega328P running at 12 MHz, use the 4K bootloader setting and the corresponding fuses, unless your setup is custom).
Crystal Casing Too Close to Pads
This has been fixed in PCBs made since May 2011.
AVRDUDE Problems on Linux
Make sure you have enough permissions to use USB devices if you are on Linux, or else AVRDUDE may report "error sending control message: Operation not permitted". One way to solve this is to use "sudo". Another way to solve this is to make a file named "avrdude-usbasp.rules" in "/etc/udev/rules.d/" containing