Fullscreen exclusive mode gives the game direct control over VRAM. This sounds good, but it actually causes the allocation error because the game tries to reserve the entire VRAM pool.
While less common, some overzealous antivirus or security software can interfere with Black Ops 2's processes, causing instability that leads to memory allocation failures. The issue is that Call of Duty: Black Ops 2 uses anti-cheat mechanisms and rootkit-like detection systems to prevent cheating. Many antivirus programs flag these legitimate game behaviors as malicious, blocking the game from accessing necessary system resources. Fullscreen exclusive mode gives the game direct control
Here are the fixes, ranked from most effective to least effective. The issue is that Call of Duty: Black
Open the folder inside that directory, find dxsetup.exe , run it, and complete the installer wizard. Close your file explorer and open your Steam Client . Open the folder inside that directory, find dxsetup
This issue typically occurs right at launch or while loading into a map. It indicates that the game engine has run out of its pre-allocated memory bucket (the state pool) reserved for handling system scripts, assets, and configurations. Because Black Ops 2 was developed for older operating systems and hardware architectures, modern high-core-count CPUs and advanced GPU drivers frequently overload this rigid internal memory limit.