Go to the Steam installation folder ( Steam\steamapps\common\Call of Duty Black Ops II ).
Alternatively, you can always download the latest driver directly from the manufacturer's website. A clean installation is often best, which these tools can perform.
If files were partially updated or caught by over-aggressive antivirus software, Steam can redownload the missing chunks.
The " Call of Duty: Black Ops 2 error during initialization: unhandled exception caught" is a common technical hurdle that often arises after Windows updates or due to missing legacy libraries. While the error message is vague, it typically indicates that the game encountered an instruction it didn't know how to process, often linked to DirectX, Visual C++ Redistributables, or Steam client versioning. Primary Fixes for the Initialization Error If files were partially updated or caught by
If you are rushing, run through this checklist in order:
: On Steam, right-click Black Ops II in your library, go to Properties > Installed Files , and select Verify integrity of game files . This will redownload any missing or corrupted assets.
Black Ops 2 often crashes if your Windows audio playback sample rate is set too high. Adjusting it to a standard CD or DVD quality fixes the conflict. Press , type mmsys.cpl , and hit Enter. Primary Fixes for the Initialization Error If you
If you are already in a beta, try switching it to .
Steam/Plutonium files that have become corrupted.
The following solutions are verified based on community consensus and technical support logs from Activision and hardware vendors. try switching it to .
Running the game in a different compatibility mode can solve issues introduced by Windows updates. Navigate to your Black Ops 2 installation folder.
This error often appears when BO2 tries using a disabled audio output. Set your speakers/headphones as Default Device (not Default Communications Device) in Windows Sound settings.
: The game relies heavily on older versions of DirectX 9.0c and Microsoft Visual C++ Redistributables which are missing or corrupted on modern operating systems.
| Symptom | Likely Cause | Action | | :--- | :--- | :--- | | Error appears instantly (0-1 seconds) | Graphics API failure | Re-verify Solution A (Config.ini). | | Black screen, then error | Resolution refresh rate mismatch | Set monitor refresh rate to 60Hz in Windows settings. | | Error appears after map load bar | Corrupted game files | Use Steam "Verify Integrity of Game Files". | | Error persists on a Laptop | GPU Switching (Optimus) | Force game to run on "High Performance NVIDIA Processor" in Windows Graphics Settings. |