Is it true? Has the “state pool” error finally been squashed? And if not, what are the definitive fixes in 2025? This article covers everything you need to know. Before diving into patches and fixes, it’s crucial to understand what the error means technically.
So load up TranZit, grab your Ray Gun, and remember: even in 2025, no error can keep a classic down forever. ~1,450 Last Updated: May 2025 Applies to: Steam version of Call of Duty: Black Ops 2 on Windows 10/11 Is it true
But for nearly a decade, PC players have battled a frustrating, cryptic error message that crashes the game at launch, during map loading, or mid-game: This article covers everything you need to know
Rarely, but aggressive antivirus (Bitdefender, McAfee) can inject into the game’s state pool. Add BO2’s entire folder to the exclusion list. ~1,450 Last Updated: May 2025 Applies to: Steam
In Black Ops 2’s IW 5.0 engine (a heavily modified version of id Tech 3), the game uses a —a pre-allocated block of memory that manages object states, animation data, texture references, and entity information for a single frame or map load.
When the engine tries to add more data to the pool than it has reserved space for, it throws: Failed to allocate from state pool.