BizTalk Server 2006: FIX: Memory leak in the Dllhost.exe process that hosts the MQSAgent2 COM+ application when you use the MQSeries adapter in BizTalk Server

SUPPORT SOLUTION:
Consider the following scenario:You create a receive location in Microsoft BizTalk Server. You set the character set property of the receive location to UCS-2 and UTF-16 or to UTF-8.You use the MQSeries adapter on the receive location in BizTalk Server.In this scenario, a memory leak occurs in a Dllhost.exe process that hosts the MQSAgent2 COM+ application. Additionally, the computer may respond slowly..This issue occurs because the MQSAgent2 COM+ application does not release some memory when a character set is specified in the receive location..To resolve this issue, apply the cumulative update or hotfix package that is appropriate to the BizTalk version you are using. Additionally, we recommend that you to upgrade MQSeries to version 7.0.1.3 or a later version..Cumulative update information
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The hotfix that resolves this issue is included in cumulative update package 2 for BizTalk Server 2009. For more information about how to obtain the cumulative update package, click the following article number to view the article in the Microsoft Knowledge Base: 2497794 

(http://support.microsoft.com/kb/2497794/
)
Cumulative update package 2 for BizTalk Server 2009.Hotfix Information
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A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. If the hotfix is available for download, there is a “Hotfix download available” section at the top of this Knowledge Base article. If this section does not appear, submit a request to Microsoft Customer Service and Support to obtain the hotfix. Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft website: http://support.microsoft.com/contactus/?ws=support
(http://support.microsoft.com/contactus/?ws=support)
Note The “Hotfix download available” form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.Prerequisites
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To apply this hotfix, you must have Microsoft BizTalk Server 2006 or Microsoft BizTalk 2006 R2 Service Pack 1 (SP1) installed. Restart requirement
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You do not have to restart the computer after you apply this hotfix. Hotfix replacement information
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This hotfix does not replace any other hotfix. File Information
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For all supported versions of BizTalk Server 2006
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Collapse this tableExpand this tableFile nameFile versionFile sizeDateTimePlatformMqsagent.dll3.5.1800.0180,04814-Feb-201110:42×86For all supported x-86 based versions of BizTalk Server 2006 R2 SP1
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Collapse this tableExpand this tableFile nameFile versionFile sizeDateTimePlatformMqsagent.dll3.6.2231.12180,56011-Feb-201116:22×86For all supported x-64 based versions of BizTalk Server 2006 R2 SP1
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Collapse this tableExpand this tableFile nameFile versionFile sizeDateTimePlatformMqsagent.dll3.6.2231.12180,56011-Feb-201116:28×86Mqsagent.dll3.6.2231.1296,08011-Feb-201116:28×64.Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the “Applies to” section..For more information about components of the MQSeries adapter, visit the following MSDN website:General information about components of the MQSeries adapter
(http://msdn.microsoft.com/en-us/library/aa577361%28v=BTS.10%29.aspx)
For more information about how to configure the MQSeries adapter receive locations and the send ports, visit the following MSDN website:How to configure the MQSeries adapter receive locations and the send ports
(http://msdn.microsoft.com/en-us/library/aa560215%28v=BTS.10%29.aspx)
For more information about BizTalk Server hotfixes, click the following article number to view the article in the Microsoft Knowledge Base: 2003907 

(http://support.microsoft.com/kb/2003907/
)
Information about BizTalk Server hotfixes.

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