If you’re still seeing “failed to allocate from state pool” even after the latest updates, try these fixes—tested and confirmed to work in 2025.

A common early fix was forcing t6mp.exe or t6zm.exe to be Large Address Aware (using tools like CFF Explorer). This allows the game to use up to 4 GB of RAM instead of 2 GB on 64-bit Windows.
Status: Works, but does not eliminate the error entirely—only reduces frequency.

Because the official game remained broken, the community developed several workarounds. Most of these were later integrated or rendered obsolete by the BO2 Plutonium project and other clients.