Ok igot this erro on client
First info about system
then
General protection fault!
History: UD3DRenderDevice::Unlock<-UViewport::Unlock <- UWindowsViewport::Unlock <-Draw<-UGameEngine::Draw<-UWindowsViewport::Repaint<-UWindowsClient::Tick<-ClientTick<-UGameEngine:Tick<-UpdateWorld<-MainLoop
This are the only errors and happen on same 2nd client ;S
1st log acc A 2nd log acc B - acc B crash
1st log acc B 2nd log acc A - acc Acrash
i ahve all up to date now ;/
Update
Ok i think its couse of new nvidia drivers 185.5 are not compatible with l2 will downgrade it.
But at last we know that you have to newer drivers if you got error :)