Desperation set in. Alex unplugged the drive without clicking "Eject."
Understanding the hardware helps explain why the usb mass storage device nand usb2disk full error is so common. usb mass storage devicenand usb2disk full
When you see this specific string, your computer is identifying the generic name of the internal controller chip (NAND flash) and the interface (USB 2.0 to Disk). If your drive's name changes from its original brand name (like "SanDisk" or "Samsung") to "NAND USB2DISK," it usually indicates the device has entered a "fail-safe" or "test" mode because it can no longer load its primary firmware. Common Causes of the Error Desperation set in