Uncheck .
this file to force the game to rebuild its hardware configuration on the next launch.
Manually lowering “Texture Quality” from High to Medium or Low in the game’s config files ( config_mp.cfg ) helped many players. Status: Still effective as a manual tweak, but not a real patch.
Because the official game remained broken, the community developed several workarounds. Uncheck
Navigate to your Black Ops 2 installation folder (usually SteamApps\common\Call of Duty Black Ops II ). Place the file in the main directory.
The bug is not patched by Activision, but community fixes have existed for years and remain available through active BO2 clients. If you’re crashing with this error in 2026, switch to a community client for a permanent solution.
"Failed to Allocate from State Pool" :: Call of Duty: Black Ops II Status: Still effective as a manual tweak, but
If you play the vanilla Steam version today, the error can still appear. To completely avoid it, you must use a community client (like the BO2 Client) or apply the LAA + low textures workaround.
: A feature that optimizes memory allocation for the game, potentially resolving the state pool allocation issue.
Here’s a concise, polished post you can use about the “Call of Duty: Black Ops II — Failed to allocate from state pool” fix/patch: Place the file in the main directory
However, the error is not eradicated. High-end systems with 4K textures, custom maps, or aggressive overclocks can still trigger it. For those cases, the manual fixes above remain essential.
Modern overlays are the #1 cause of the "state pool" error.