Access Violation for DPA Authentication in Site Server

• Microsoft Site Server version 3.0
• Microsoft Internet Information Server version 4.0
• Microsoft Internet Information Services version 5.0

SYMPTOMS

When a client attempts to authenticate to a Web site that requires DPA authentication, an Access Violation occurs on the server with an error message similar the following:

0x77f91841 referenced memory at 0x000000014. The memory could not be read.

CAUSE

This violation will be caused if you have Infocomm.dll version 4.02.0729 or later.

RESOLUTION

A supported fix that corrects this problem is now available from Microsoft, but it has not been fully regression tested and should be applied only to systems experiencing this specific problem. If you are not severely affected by this specific problem, Microsoft recommends that you wait for the next Site Server service pack that contains this fix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone numbers and information on support costs, please go to the following address on the World Wide Web:

http://www.microsoft.com/support/supportnet/overview/overview.asp

   Date      Time     Version     Size    File name     Platform
   -------------------------------------------------------------
   11/02/99  12:20p   7.0.1278.0  102kb   msapssps.dll    x86
   11/02/99  12:20p   7.0.1278.0  155kb   msapssps.dll    alpha 

STATUS

Microsoft has confirmed this to be a problem in Site Server 3.0.

MORE INFORMATION

This fix should only be installed on Windows NT 4.0 having Infocomm.dll with version 4.02.0729 or later. If the fix is installed on a computer with Infocomm.dll version prior to 4.02.0729 then it may cause a leakage in the private bytes pool of the inetinfo process.

Additional query words: AV

Keywords : kbDSupport kbIIS kbiis400 kbiis500
Version : winnt:3.0,4.0,5.0
Platform : winnt
Issue type : kbbug