Blocks have white lines round the edges and i've got it on the default texture

[lerony]

my textures have got white lines on them but its on the default texture

and i've tried to change all the settings on the menu but it doesnt work

[Ortheus]

I have the same, but this has nothing to do with this mod, so if it bothers you, you should really contact mojang and not these guys, unless ofcourse you're lucky enough that someone here reads your post and just so happens to know how to fix your problem. :)