Looks like there is a block id conflict. My copper wires are now "Observer Dependent Blocks".
15:11:33 [sEVERE] Mismatched items : {1071=(Item 1071, Type basiccomponents.common.item.ItemBlockCopperWire, owned by AtomicScience, ordinal 0, name copperWire, c
laimedModId null, Item 1071, Type dan200.quantum.shared.ItemQBlock, owned by QuantumCraft, ordinal 0, name qblock, claimedModId null)}
15:11:33 [iNFO] Loading dimension 3846 (DIM_MYST3846) (net.minecraft.server.dedicated.DedicatedServer@4a69e91d)