Can't use Facade's on a server
but on single player it works

they show up in inventory good but when in hot bar it says its broken

MC Version: 1.6.2 SMP

BuildCraft Version : 4.0.1

In Inventory:

On HotBar:

#1140, #1137 ... STOP SPAM
I'm sure you use mcpc plus, because a bug with nbt was reported (MinecraftPortCentral/Cauldron#106).
This is not a buildcraft bug.