Article ID: 148336 - View products that this article applies to.
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When you run a program that uses Windows Sockets in Windows 95, a gradual increase in the memory used by the operating system may occur over time, especially if the program opens and closes a large number of sockets.
There is an error in the Windows 95 Kernel (Kernel32.dll) that prevents the proper freeing of certain small data structures associated with Windows Socket processes and allocated sockets. Over time, these small memory leaks can result in a significant loss of available memory.
Note that you can free the resources associated with a program by closing the program. If you quit and restart Windows 95, the memory is freed.
Microsoft has released an updated version of the Kernel32.dll file that corrects the problem described in this article. The updated file is:
To install the updated Kernel, follow these steps:
KERNEL32.DLL version 4.00.951 (dated 2/2/96) and later
For additional information about how to download Microsoft Support files, click the following article number to view the article in the Microsoft Knowledge Base:
Download krnlupd.exe now
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119591Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help to prevent any unauthorized changes to the file.
(http://support.microsoft.com/kb/119591/EN-US/ )How to Obtain Microsoft Support Files from Online Services
Microsoft has confirmed that this is a problem in Windows 95 (retail version) and Windows 95 OEM Service Release 1 (OSR1).
This problem was corrected in Windows 95 OEM Service Release 2 (OSR2) and later versions (including Windows 98).
When you run the Krnlupd.exe file, the following file is installed:
If you wish to uninstall the updated Kernel32.dll file, use the right Mouse button to click the Krnl32un.inf file in the Windows folder, and then click Install from the menu that appears. This step replaces the updated Kernel32.dll with the version that was previously installed on your computer and removes Krnl32un.inf.
File name Folder Size Date Version ------------------------------------------------------------- Kernel32.dll Windows\System 411,136 02/02/96 4.00.951 Krnl32un.inf Windows 533 07/25/97
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