Error Message: The Microsoft Dial-Up Adapter Is in Use or Not Responding Properly... (188141)
The information in this article applies to:
- Microsoft Windows 98
- Microsoft Windows 95
This article was previously published under Q188141 IMPORTANT: This article contains information about modifying the registry.
Before you modify the registry, make sure to back it up and make sure that you
understand how to restore the registry if a problem occurs. For information
about how to back up, restore, and edit the registry, click the following
article number to view the article in the Microsoft Knowledge Base: 256986 Description of the Microsoft Windows Registry
SYMPTOMS When you attempt to make a Virtual Private Networking (VPN)
connection by 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 cannot establish a
PPTP connection. CAUSE This behavior can occur if "Dial-Up Adapter #2 (VPN
Support)" is not installed in Network properties. RESOLUTIONWARNING: If you use Registry Editor incorrectly, you may cause serious
problems that may require you to reinstall your operating system. Microsoft
cannot guarantee that you can solve problems that result from using Registry
Editor incorrectly. Use Registry Editor at your own risk. To
resolve this behavior, reinstall VPN. To do this, use the steps in one of the
following sections, depending on your operating system. Windows 98 Remove and then reinstall VPN by using the Add/Remove Programs
tool in Control Panel:
- Click Start, point to Settings, and then click Control Panel.
- Double-click Add/Remove Programs.
- Click the Windows Setup tab.
- Click Communications, and then click Details.
- Click to clear the Virtual Private Networking check box, click OK, and then click Apply.
- Repeat steps 3 through 5, but click to select the Virtual Private Networking check box.
- Click OK.
Windows 95 Reinstall the Dial-Up Networking 1.3 upgrade.
For additional
information about how toobtain and install the Dial-Up Networking 1.3 upgrade,
click the article number below to view the article in the Microsoft Knowledge
Base: 191494 Dial-Up Networking 1.3 Upgrade Available
If the steps in the "Dial-Up Networking 1.3 Upgrade
Available" Knowledge Base article do not resolve the behavior, you can use the
steps in this article to help resolve the behavior, especially if the registry
keys are damaged. When you install the VPN adapters, the Winsock
registry keys may become damaged, either by the installation or by a
third-party VPN adapter installation. This damaged registry key is not repaired
when you remove and reinstalle the VPN adapters or their software components;
therefore, you must remove the associated registry keys for the settings.
- Remove Dial-Up Networking and VPN (you need your Windows
CD-ROM to follow these steps):
- Click Start, point to Settings, click Control Panel, and then double-click Add/Remove Programs.
- On the Windows Setup tab, click Communications, and then click Details.
- Click to clear the Dial-Up Networking check box, and then click Yes if you receive a message that Dial-Up Networking is required by
other components.
- Click to clear the Virtual Private Networking check box.
- Click OK until you are prompted to restart your computer, and then click No.
- Delete the WinSock2 registry keys that are located in the following registry keys:
HKEY_LOCAL_MACHINE/System/CurrentControlSet/Services/Winsock HKEY_LOCAL_MACHINE/System/CurrentControlSet/Services/Winsock2 HKEY_LOCAL_MACHINE/System/CurrentControlSet/Services/VxD/AFVXD HKEY_LOCAL_MACHINE/System/CurrentControlSet/Services/VxD/DHCP HKEY_LOCAL_MACHINE/System/CurrentControlSet/Services/VxD/DhcpOptions HKEY_LOCAL_MACHINE/System/CurrentControlSet/Services/VxD/MSTCP HKEY_LOCAL_MACHINE/System/CurrentControlSet/Services/VxD/Winsock HKEY_LOCAL_MACHINE/System/CurrentControlSet/Services/VxD/Winsock2 To delete the WinSock2 registry keys, right-click the registry keys, one at a time, and
then click Delete. - Restart your computer manually.
- After Windows restarts, install Dial-Up Networking and VPN
(you need your Windows CD-ROM to follow these steps):
- Click Start, point to Settings, click Control Panel, and then double-click Add/Remove Programs.
- On the Windows Setup tab, click Communications, and then click Details.
- Click to select both the Dial-Up Networking and Virtual Private Networking check boxs.
- Click OK until you are prompted to restart your computer (if you are not
prompted to restart your computer, restart it manually).
MORE INFORMATION If you remove and then reinstall the VPN adapter in Network
properties, "Dial-Up Adapter #2 (VPN Support)" is not reinstalled.
Modification Type: | Minor | Last Reviewed: | 12/21/2005 |
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Keywords: | kbDialUp kberrmsg kbnetwork kbprb KB188141 |
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