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FIX: A memory leak occurs when you use the Transaction Integrator (TI) Windows-initiated processing (WIP) feature in Host Integration Server 2009 on a computer that is running the 64-bit version of Windows Server 2008

Article ID: 976837 - View products that this article applies to.

SYMPTOMS

Consider the following scenario. You run Microsoft Host Integration Server 2009 on a computer that is running the 64-bit version of Windows Server 2008. You use the Transaction Integrator (TI) Windows-initiated processing (WIP) feature to initiate a connection to a host server. Then, you run a TI assembly. In this scenario, the memory that is used by the worker process that hosts the TI WIP component keeps increasing. In System Monitor, you may also see that the Private Bytes counter of the worker process keeps increasing.

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CAUSE

This issue occurs because of a memory leak in the Advanced Program-to-Program Communication (APPC) Mapped Conversation objects that are used by the TI WIP feature.

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RESOLUTION

Hotfix information

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. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

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, contact 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 Web site:

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

You must have Host Integration Server 2009 installed to apply this hotfix.

Restart information

You do not have to restart the computer after you apply this hotfix.

Registry information

You do not have to change the registry.

Hotfix replacement information

This hotfix does not replace any other hotfixes.

Hotfix file information

This hotfix contains only those files that are required to correct the issues that this article lists. This hotfix may not contain of all the files that you must have to fully update a product to the latest build. The English version of this hotfix has the file attributes (or later file attributes) 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 item in Control Panel.