Err Msg: The Microsoft Dial-Up Adapter Is in Use or Not...

ID: Q188141

The information in this article applies to:

SYMPTOMS

When you attempt to make a Virtual Private Networking (VPN) connection using Point to Point Tunneling Protocol (PPTP), you may receive the following error message:

The Microsoft Dial Up adapter is in use or not responding properly. Disconnect other connections and then try again. If this problem persists, shut down and restart your computer. Error 645.

When you click OK, you can connect to the Internet, but you are unable to establish a PPTP connection.


CAUSE

This behavior can occur if "Dial-Up Adapter #2 (VPN Support)" is not installed in Network properties.


RESOLUTION

To resolve this behavior, reinstall Virtual Private Networking. To do so, follow the steps in the appropriate section below:

Windows 98

Remove and then reinstall Virtual Private Networking using the Add/Remove Programs tool in Control Panel. To do so, follow these steps:
  1. Click Start, point to Settings, and then click Control Panel.


  2. Double-click Add/Remove Programs.


  3. Click the Windows Setup tab.


  4. Click Communications, and then click Details.


  5. Click the Virtual Private Networking check box to clear it, click OK, and then click Apply.


  6. Repeat steps 3-5, but click the Virtual Private Networking check box to select it.


  7. Click OK.


Windows 95

Reinstall the Dial-Up Networking 1.3 Upgrade. For information about how to obtain and install the Dial-Up Networking 1.3 Upgrade, please see the following article in the Microsoft Knowledge Base:
ARTICLE-ID: Q191494
TITLE : Dial-Up Networking 1.3 Upgrade Available


MORE INFORMATION

If you remove and then reinstall Microsoft Virtual Private Networking Adapter in Network properties, "Dial-Up Adapter #2 (VPN Support)" is not reinstalled.

Additional query words: kbimu 


Keywords          : kberrmsg kbnetwork kbtool dun win95 win98 
Version           : WINDOWS:95
Platform          : WINDOWS 
Issue type        : kbprb

Last Reviewed: February 10, 1999