I lost haft my mega tree with build whole house model effect
When I install effect (no matter witch one)i lost haft my Mega tree i have 12 strings 42 node each.Went I play effect just about 20 node top to down go on my 12 string '.My mega tree haft way to down light not go on do same think on Preview and on Nutcracker display BUG?

?

or something I going wrong .Thank