You can try replacing file /lib/firstboot/20_reset_clear_jffs with the one you can download from here
Then issue a factory reset (press the wlan rst button for more than 30 seconds)
You can try replacing file /lib/firstboot/20_reset_clear_jffs with the one you can download from here
Then issue a factory reset (press the wlan rst button for more than 30 seconds)