Letter decals

[Linko]

When I went to make a  sign with the letter a bunch of them were gone this happened after i downloaded the rtb decals does anyone have any idea on how to fix it?

[Ad Bot]

[Spartan300]

Erase those decals and get the others back?
RTB is no longer compatible with Blockland.

[Linko]

I know RTB is no longer compatible I downloaded this though http://www.blockland.us/smf/index.php?topic=13712.0