Microsoft KB Archive/175681

= Microsoft Knowledge Base =

Error Message: RealAudio Error 50: Cannot Open Audio Device
Last reviewed: October 24, 1997

Article ID: Q175681

The information in this article applies to:


 * The Microsoft Network, versions 2.0, 2.5

SYMPTOMS
When you attempt to connect to certain Web sites, you may receive the following error message:

RealAudio Error 50: Cannot open audio device. When you click OK, you are able to connect to the Web site; however, any audio features of the site are unavailable.

CAUSE
MSN, The Microsoft Network, may be unable to detect your sound card, or you may not have a sound card installed in your computer.

RESOLUTION
If a sound card is installed in your computer, verify that a Windows 95 sound card driver is installed. To do so, use the following steps:


 * 1) Click Start, point to Settings, and then click Control Panel.
 * 2) Double-click System.
 * 3) On the Device Manager tab, double-click Sound, Video And Game Controllers.

If a sound card driver is listed, you need to determine if the driver is configured correctly. Contact the manufacturer of the sound card for further assistance.

If a sound card driver is not listed, use the Add New Hardware tool in Control Panel to install the sound card driver.

For more information about how to use the Add New Hardware tool, please see your Windows printed documentation or online Help.

MORE INFORMATION
Many interactive Web sites use RealAudio to play audio files. RealAudio uses streaming technology to allow you to listen to audio files in real time over a modem or network Internet connection without downloading the files to your computer first.

To obtain further information or assistance with RealAudio, connect to the following RealAudio Web site:

http://www.realaudio.com The third-party product discussed in this article is manufactured by a vendor independent of Microsoft; we make no warranty, implied or otherwise, regarding this product's performance or reliability.