Cannot Use Sony VAIO PCG-C1MRX Internal Camera with Windows Messenger After You Apply Q316397 (323322)


The information in this article applies to:

  • Microsoft Windows XP Professional
  • Microsoft Windows XP Home Edition
This article was previously published under Q323322

SYMPTOMS

After you apply the hotfix from the following Microsoft Knowledge Base article, you may not be able to use your internal video camera on your Sony VAIO PCG-C1MRX computer with Windows Messenger:

316397 Windows XP Real-Time Communication Client Support for Network Address Translation

CAUSE

This problem may occur because the Dxmrtp.dll file that is included in Windows Messenger ignores an internal video camera. Because of this, Windows messenger cannot use an internal video camera for its video input source.

RESOLUTION

A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Windows XP service pack that contains this hotfix.

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 about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

NOTE: In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The typical support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

The English version of this fix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.
   Date         Time   Version      Size     File name
   ------------------------------------------------------
   12-Oct-2001  15:10  5.1.2601.0   139,264  Aec.sys
   03-Jun-2002  19:24  5.1.2600.46  845,312  Dxmrtp.dll
   06-Feb-2002  16:41  5.1.2600.28  549,888  Rtcdll.dll
   12-Oct-2001  15:22  5.1.2600.16    6,016  Splitter.sys
   27-Nov-2001  15:20  5.1.2600.21   56,832  Usbaudio.sys
   30-Jan-2002  19:07  5.1.2600.28   192,00  Usbuhci.sys

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.
Modification Type:MinorLast Reviewed:10/11/2005
Keywords:kbHotfixServer kbQFE kbbug kbenv kbfix kbQFE KB323322
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