Error Message in Internet Connection Sharing Adapter Properties in Device Manager

After you install Internet Connection Sharing (ICS) on a host computer, you may see an exclamation point in a yellow circle next to the ICS adapter in Device Manager. When you view the properties of the adapter, you may see the following error message: Also, the ICS icon may not appear on the taskbar.

This behavior can occur if another program is providing a Dynamic Host Configuration Protocol (DHCP) service for the host computer.

To resolve this behavior:

1. Click Start, point to Settings, click Control Panel, and then double-click Add/Remove Programs.
2. On the Install/Uninstall tab, remove any program providing a DHCP service by clicking the program, and then clicking Add/Remove.
3. On the Windows Setup tab, double-click Internet Tools, and then click to clear the Internet Connection Sharing check box.
4. Click OK, and then click Yes when you are prompted to restart the computer.
5. Click Start, point to Settings, click Control Panel, and then double-click Add/Remove Programs.
6. On the Windows Setup tab, double-click Internet Tools, click to select the Internet Connection Sharing check box, click OK, click OK, and then continue with the on-screen instructions to configure Internet Connection Sharing using the ICS Wizard.