Oscam on VU+ SOLO 4K, running OpenATV 6 , strange problem, Please Help

Hi, I have a new VU+ Solo 4k running OpenATV 6 , I got from my provider 3 files/maps, oscam .config, oscam.server , oscam.user ; I put them in Usr/Keys/oscam_atv, well, everythings works wel , but if I go on a ( maybe ) not working channel Oscam freez , I go back on the working channels but I KENT WATCH IT ANYMORE, I have to restart Oscam several time and wait a couple of seconds befor I can watch the working channels again, wat's the problem or what I don't do right? , on my DM800 running Cccam when a channel doesn't work Cccam don't go freez and I still can watch the other channels , will PLEASE ANYONE help me with this , THANKS IN ADVANTAGE.