If Magneto X begins frequently reporting errors starting with “MAG_TOOL” after a period of use, this likely indicates that the TF card has developed bad sectors.
We recommend replacing the SD card. After doing so, please refer to this wiki to recreate the image:
https://wiki.peopoly.net/en/magneto/magneto-x/update-tf-image
Once the image has been created, follow this wiki to upgrade the firmware to the latest version 1.1.4:
https://wiki.peopoly.net/en/magneto/magneto-x/update-magneto-os-dev