I have had this when using a wesern digital purple card. (missing footage)
I do not believe those cards are MLC and therefore unsuitable.
The viofo 128 card seems to record faultlessly but I am still testing.
How can people answer this when you ask for the best one and then say not cellink?
I agree they are stupid money and when you consider the batteries will typically get recharded twice a day, the life expectancy of the lifepo batteries at 1500 recharges only equates to 700 days (just over two...
I have just discovered this problem, luckily before i installed it.
I have tried to find a definitive cause as the camera does not always lock up when activating wifi.
things i am sure it is not:
heat
rear camera connected
duration of being power up
as a result of connecting to the phone
what...