Microsoft KB Archive/284955

= Event ID 4191: IP Could Not Open the Registry Key for Adapter TCPIP\Parameters\Adapters\NDISWANIP =

Article ID: 284955

Article Last Modified on 3/1/2007

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APPLIES TO


 * Microsoft Windows 2000 Server
 * Microsoft Windows 2000 Advanced Server
 * Microsoft Windows 2000 Professional Edition
 * Microsoft Windows 2000 Datacenter Server

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This article was previously published under Q284955



SYMPTOMS
Event Viewer may record the following event in the System Log:

Event: 4191

Source: TCP/IP

Description: IP could not open the registry key for adapter TCPIP\Parameters\Adapters\NDISWANIP. Interfaces on this adapter will not be initialized.



CAUSE
This behavior can occur when a registry key required for the TCP/IP configuration is missing.



RESOLUTION
To resolve this behavior, remove and then reinstall the TCP/IP protocol.

To remove the TCP/IP protocol, follow these steps:


 * 1) On the desktop, right-click My Network Places, and then click Properties.
 * 2) Right-click the appropriate connection object, and then click Properties.
 * 3) In the list of components, click Internet Protocol (TCP/IP).
 * 4) Click Uninstall.
 * 5) Restart the computer if you are prompted to do so.

To reinstall the TCP/IP protocol, follow these steps:


 * 1) On the desktop, right-click My Network Places, and then click Properties.
 * 2) Right-click the appropriate connection object, and then click Properties.
 * 3) Click Install, click Protocol, and then click Add.
 * 4) Click Internet Protocol (TCP/IP), and then click OK.
 * 5) Configure the settings in the Internet Protocol (TCP/IP) Properties dialog box, and then click OK.
 * 6) Restart the computer if you are prompted to do so.

Keywords: kbprb KB284955

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