JSI Tip 3334. Windows 2000 issues Event ID 4191, IP could not open a registry key?


If your System Event Log contains:

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.
You have a missing registry key, which is required for TCP/IP.

To fix the problem, you will have to remove and reinstall the TCP/IP protocol:

01. Right-click My Network Places and press Properties.

02. Right-click the appropriate connection object, and press Properties.

03. Select the Internet Protocol (TCP/IP) protocol and press Uninstall.

04. Shutdown and restart your Windows 2000 computer.

05. Right-click My Network Places and press Properties.

06. Right-click the appropriate connection object, and press Properties.

07. Press Install.

08. Press Protocol.

09. Press Add.

10. Select the Internet Protocol (TCP/IP) protocol and press OK.

11. Configure the settings in the Internet Protocol (TCP/IP) Properties dialog.

12. Press OK.

13. Shutdown and restart your Windows 2000 computer.


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