DXVK translates BO2’s old DirectX 11 calls to modern Vulkan, which manages memory far better.
Performance bonus: DXVK often increases FPS on modern GPUs. If you encounter stutter, delete the two .dll files to revert.
This is often a server-side issue. The host may have modded perks or killstreaks that exceed memory limits.
This is a concise, practical guide to resolve the "failed to allocate from state pool" crash in Call of Duty: Black Ops II on PC. Follow steps in order; test the game after each change.
Call of Duty: Black Ops 2 is a 32-bit application. By default, it can only use ~2GB of RAM. The 4GB patch modifies the .exe to use up to 4GB, effectively doubling the available state pool.
Warning: This may trigger anti-cheat on some modded clients. Do not use on official Steam multiplayer if you care about VAC. Safe for solo zombies, single-player, and Plutonium.
How to apply:
If you want, I can write this as a longer article with step-by-step screenshots and commands, or tailor it to your OS, GPU, or whether you run Steam, Steamworks Fixes, or a cracked/modded version. DXVK translates BO2’s old DirectX 11 calls to
(Invoking related search terms)
To fix the "Failed to allocate from state pool" error in Call of Duty: Black Ops 2
, you should primarily lower your graphics settings to the absolute minimum and run the game in windowed mode at a resolution lower than your monitor's native setting. This specific error is frequently triggered during the "Cordis Die" (LA) campaign mission when the helicopter crashes. Primary Fix: Graphical Downgrade
Because this error is often a memory allocation failure during intensive cutscenes or transitions, reducing the load can bypass the crash point.
Lower All Settings: Turn every graphical option to its lowest possible setting or "Off". Windowed Mode: Switch from Fullscreen to Windowed mode.
Lower Resolution: Reduce your in-game resolution (e.g., from 1440p to 1080p or lower).
Restart the Mission: Once settings are applied, restart the mission from the beginning rather than resuming from a checkpoint where the error may have already cached. Alternative Campaign Fix: "The Harper Choice" Performance bonus: DXVK often increases FPS on modern
Players on Steam community forums have discovered that a specific story choice can bypass this crash in the LA mission:
Rewind the Story: Go back to the mission where you must choose between Harper and Farid. Change the Choice: Choose to shoot Harper instead.
Result: Having Harper absent from the subsequent LA mission cutscenes has been reported to fix the crash for many users, even with maxed-out graphics settings. General Technical Solutions
If the issue persists or occurs outside of the LA mission, try these standard PC repairs:
BO2 Error: Failed to allocate from state pool :: Call of Duty
This can fix memory allocation issues on modern GPUs.
The single most reliable fix is to force the game to use a larger (or more stable) state pool via its configuration file. This is a concise, practical guide to resolve
Step-by-step:
Locate config_mp.cfg (for multiplayer/zombies) and optionally config.cfg (for single-player). Back up both files (copy them to your desktop).
Open config_mp.cfg with Notepad (or Notepad++ for better readability).
Find the following lines (use Ctrl+F):
Change the values:
Add a missing line: If r_statePoolSize doesn’t exist, add it manually at the top of the file:
seta r_statePoolSize "1024"
Save the file (Ctrl+S). Then right-click the file → Properties → check "Read-only". This prevents the game from overwriting your fix.
Launch the game. The error should vanish. If not, proceed to Fix #2.