Scancode.256 〈2025〉

If you are trying to change a keybind in Minecraft and the box instantly fills with "scancode.256" without you pressing anything, it is usually caused by a hardware input device sending a constant "phantom" signal that the game doesn't recognize. Common Causes

The system logged no scancodes from her keyboard. But five seconds later, a new line appeared in the buffer. scancode.256

uint8_t scancode_buffer[2]; int extended = 0; If you are trying to change a keybind

It shouldn’t exist. The scancode table was an 8-bit integer, 0 to 255. 256 was overflow. A null. An impossibility. int extended = 0