This article was previously published under Q188952
This article has been archived. It is offered "as is" and will no longer be updated.
When you are using Internet Explorer over a dial-up connection, thefollowing error message may appear when you attempt to view a Web site:
Internet Explorer cannot open the Internet site site name. An internal error occurred in the Windows Internet Extensions.
When you click OK, the "Navigation Canceled" page appears in Internet Explorer.
This behavior can occur for any of the following reasons:
If you start Net.Medic 1.x by VitalSigns Software after you establish a dial-up connection but before you start Internet Explorer.
If the incorrect version of the Wsock32.dll file is installed on your computer.
There is a second copy of the Wsock32.dll file in the root folder.
The Winsock 2.0 Update is not properly installed on your computer.
The Winsock2 key in the registry is damaged.
There are multiple copies of the Winsock.dll file on the computer.
TCP/IP is not installed.
Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756 How to back up and restore the registry in Windows
To resolve this issue, use the appropriate method:
Restart the computer. When you see the Windows 95 or Windows 98 startup screen, press and hold down the SHIFT key for the duration of Windows startup.
If you are prompted for a user name and password during startup, release the SHIFT key and enter your logon information normally. Before you click OK, press and hold down the SHIFT key once again.
Once you have verified that Net.Medic did not start, connect to the Internet and download the update from VitalSigns Software's Web site.
Incorrect Version of the Wsock32.dll File
Click Start, click Shut Down, click "Restart the computer in MS-DOS mode," and then click Yes or OK.
At the MS-DOS prompt, type the following command, and then press ENTER
where drive: is the letter of the drive on which Windows is installed. For example, if Windows is installed on drive C, type c:.
Type the following commands, pressing ENTER after each command:
ren wsock32.dll wsock32.old
Extract a new copy of the Wsock32.dll file to the Windows\System folder. If you are using Windows 95, you can extract the Wsock32.dll file from the following locations:
The Win95_11.cab cabinet file on the Windows 95 CD-ROM
The Win95_12.cab cabinet file on the original Windows 95 DMF disks
The Win95_19.cab cabinet file on the original Windows 95 non-DMF disks
The Win95_18.cab cabinet file on the Windows 95 OEM Service Release 2 CD-ROM
For information about using the Extract tool, please see the following article in the Microsoft Knowledge Base:
129605 How to Extract Original Compressed Windows Files
If you are using Windows 98, you can extract the Wsock32.dll file using the System File Checker tool. For more information about using the System File Checker tool, please see "System File Checker Tool" section of the following article in the Microsoft Knowledge Base:
129605 How to Extract Original Compressed Windows Files
Restart your computer normally.
Second Copy of Wsock32.dll in Root Folder
To resolve this issue, rename the Wsock32.dll file in the root folder toWsock32.old, and then restart your computer. For information aboutrenaming a file, click Start, click Help, click the Index tab, type renaming, and then double-click the "Renaming files" topic.
Winsock 2.0 Update Is Not Properly Installed
Remove the Winsock update by using the Ws2bakup.bat file. For additional information, please see the following article in the Microsoft Knowledge Base:
191064 Error Messages When Running TCP/IP-Based Utilities or Programs
After removing the key, reinstall Dial-Up Networking.
Multiple Copies of the Winsock.dll File on the Computer
Click Start, point to Find, and then click Files or Folders.
In the Named box, type winsock.dll.
In the Look In box, click Local hard drives.
Click Find Now.
Right-click a Winsock.dll file that is not in the Windows folder, and then click Delete. Repeat for each extra copy of the Winsock.dll file that is not in the Windows folder.
TCP/IP Is Not Installed
Click Start, point to Settings, and then click Control Panel.
Click Add, click Protocol, and then click Add.
In the Manufacturers box, click Microsoft. In the Network Protocols box, click TCP/IP, and then click OK.
Click OK, and then click Yes when you are prompted to restart your computer.
VitalSigns Software has confirmed this to be a problem with Net.Medicversion 1.x.
The third-party product discussed in this article is manufactured bya vendor independent of Microsoft; we make no warranty, implied orotherwise, regarding this product's performance or reliability.
The third-party contact information included in this article is providedto help you find the technical support you need. This contact informationis subject to change without notice. Microsoft in no way guarantees theaccuracy of this third-party contact information.
Microsoft Windows 98 Standard Edition, Microsoft Internet Explorer 1.0, Microsoft Internet Explorer 2.0, Microsoft Internet Explorer 3.0, Microsoft Internet Explorer 3.01, Microsoft Internet Explorer 3.02, Microsoft Internet Explorer 4.0 128-Bit Edition, Microsoft Internet Explorer 4.01 128-Bit Edition, Microsoft Internet Explorer 5.0, Microsoft Internet Explorer 5.01, Microsoft Internet Explorer 5.5, Microsoft Internet Explorer 3.2, Microsoft Internet Explorer 4.0 128-Bit Edition