Hi everyone,
I have this problem:
Click image for larger version.  Name: cod2mp-20130107-173940.png  Views: 34  Size: 702.5 KB  ID: 102

Cactuses are transparent and i dunno why. Currently I use these setting:
Click image for larger version.  Name: material.png  Views: 34  Size: 17.2 KB  ID: 103

So have anyone any solution, how can i fix it?

(sorry for the big pics, i didnt find option for resize)