
Here are some interesting details about the unfortunate programming error that causes this bug. Disable onboard sound in BIOSĭisable the onboard sound card in the BIOS. If that doesn’t solve the issue, try the next suggestion.
IW3MP.EXE INSTALL
If you are running the game from a secondary partition, download and install the latest BIOS updates from your motherboard manufacturer. Then let Windows install its default sound drivers.
IW3MP.EXE DRIVER

IW3MP.EXE DRIVERS
Uninstall your sound card drivers as follows: Reinstall sound card driversīefore continuing, please make note of the make and model of your sound card prior to removing it in order to aid in reinstallation at a later date. (Currently, the latest available patch is v1.7.) Make sure PunkBuster is updated to the latest version. If you have a Sigmatel onboard sound card, install all Windows updates and the latest Sigmatel drivers from. To do that, click on Digital Output in the upper bar and on Set Default Device next to the volume adjuster. In case you’re using the digital output, make sure that the Digital Output device is set as the default.This forces the driver to load microphone support even without a mic plugged in. Check Disable front panel jack detection.Click on the folder icon in the upper right edge.Double-click the orange volume/speaker icon in your task bar.If you have an Realtek onboard sound card, this might help: Realtek: Disable front panel jack detection Set Headphones as the default audio playback device.Set Microphone as the default input device.Plug in headphones into the headphone jack.

Plug in a microphone into the microphone jack.

