I want to ask why will have White border1 pixel in game view

[naktim]

I want to ask why will have White border1 pixel in game view
when I in sprites collection It's right!
but when I put In to game it's will have 1 pixel white border
How can I fix this problem

[unikronsoftware]

This is because you're using bilinear filtering, and your source textures has an incorrectly set up alpha channel.

Check here for a quick fix -
http://unikronsoftware.com/2dtoolkit/forum/index.php/topic,1706.0.html

And here for a thorough explanation of why this is happening -
http://unikronsoftware.com/2dtoolkit/forum/index.php/topic,189.msg693.html#msg693