Enigmatica 6 0.4.2 (official server)
The amadron tablet offers use the Immersive Engineering aluminum ingots rather than the EE aluminum ingots:

Those come for villager trades and as such this should be a duplicate of #1187 and already reported to the mod. Hopefully it gets taken care soon or a feature is added that allows us to tweak that ^^

While this is technically a duplicate, I've reopened it for tracking and changelog purposes :)