A weird bug exists with older audio codecs. This is a band-aid, not a cure, but it gets you playing.
This error typically indicates that your game is missing or unable to locate the required English language sound files. This often happens due to an incomplete installation, a bug in how Steam downloads language packs, or incorrect file naming within the game directory. Quick Fixes : Right-click Black Ops 2
Ensure this file is placed in the exact same directory as your main setup.exe before initiating the setup installer.
If nothing works, the error is likely due to a bad sector on your hard drive.
If your game download or repack included a folder designated for switching languages, the system failed to automatically copy the initialization files over to your executable folder.
Whether you are launching the game through Steam , using a third-party client like Plutonium, or dealing with an old repack version, this comprehensive guide will detail the best methods to fix this error permanently. What Causes the "cmn_root.english" Error?
: Sometimes Steam "thinks" the files are there when they aren't. Change the game's language to something else (like French or Polish), let it download a few megabytes, and then switch it back to English to force a fresh download of the English sound bank. The Localization Edit For a quick technical rewrite: Find the localization.txt file in your main folder.
Select and inside this directory (typically 3 .txt or configuration files). Navigate back to the main game root folder . Paste the copied files directly into the main directory. When prompted, select "Replace files in destination" . Relaunch your game executable.
