CG FC200 e126 Failed to Open Device Error Solution

By | October 1, 2026

Problem:

Had a problem running CG FC200 programmer software. It recognizes the serial number but cannot run software, and I’ve changed the USB cable.

Error:e126 Failed to open the device. check device connection.

cg fc200 failed to open device

Solution:

Restart and it will work.

Restart system and connect device before you run the software.