Error: '/root/firmware.gbl' does not appear to be a valid GBL image

copied the description from this issue - Error: '/root/firmware.gbl' does not appear to be a valid GBL image · Issue #3328 · home-assistant/addons · GitHub – similar like mine except i use Sonoff Zigbee 3.0 USB Donbgle Plus V2 (or E)

Bootloader Baudrate: 115200

FW file: Sonoff_Zigbee_Dongle_Firmware/Dongle-E/Router/Z3RouterUSBDonlge_EZNet6.10.3_V1.0.0.gbl at bc80aa33e82dbac9669d318e8922e01998618b43 · itead/Sonoff_Zigbee_Dongle_Firmware · GitHub

Add-on: Silicon Labs Flasher
Silicon Labs firmware flasher add-on

Add-on version: 0.3.2
You are running the latest version of this add-on.
System: Home Assistant OS 15.0 (amd64 / generic-x86-64)
Home Assistant Core: 2025.3.4
Home Assistant Supervisor: 2025.03.3

Please, share the above information when looking for help
or support in, e.g., GitHub, forums or the Discord chat.

s6-rc: info: service banner successfully started
s6-rc: info: service universal-silabs-flasher: starting
[21:12:32] INFO: Starting universal-silabs-flasher with /dev/ttyACM0 (bootloader baudrate 115200)
2025-03-24 21:12:34.248 core-silabs-flasher asyncio DEBUG Using selector: EpollSelector
Error: ‘/root/firmware.gbl’ does not appear to be a valid firmware image: ValueError(‘Unknown firmware image type’)
[21:12:34] INFO: universal-silabs-flasher-up script exited with code 1
s6-rc: warning: unable to start service universal-silabs-flasher: command exited 1
s6-rc: info: service banner: stopping
s6-rc: info: service banner successfully stopped
s6-rc: info: service legacy-cont-init: stopping
/run/s6/basedir/scripts/rc.init: warning: s6-rc failed to properly bring all the services up! Check your logs (in /run/uncaught-logs/current if you have in-container logging) for more information.
/run/s6/basedir/scripts/rc.init: fatal: stopping the container.
s6-rc: info: service legacy-cont-init successfully stopped
s6-rc: info: service fix-attrs: stopping
s6-rc: info: service fix-attrs successfully stopped
s6-rc: info: service s6rc-oneshot-runner: stopping
s6-rc: info: service s6rc-oneshot-runner successfully stopped
s6-rc: info: service s6rc-oneshot-runner successfully stopped
s6-rc: info: service s6rc-oneshot-runner successfully stopped

Can someone help ?