sp meta imei repair problem

hi to all i use sp meta imei repair on lot of phones and always sucsses but i have problem in sp meta imei repair in huawei secure boot phones to day i have to piece of g610 and g700 shows this error
error writing data.general error
after check both phones and both shows imei but not permanent after factory reset both shows invalid imei and i do procces again and again same error .as u know sp meta repair is permanent so pls help me to fix this problem