When the weekend is over you will surely get an answer from epic 
I will just post a link to your answerhub thread in here: https://answers.unrealengine/questions/256329/white-pixels-2.html
When the weekend is over you will surely get an answer from epic I will just post a link to your answerhub thread in here: https://answers.unrealengine/questions/256329/white-pixels-2.html