DCOM errors occur approximately every 15 minutes after you install Windows Server 2003 Service Pack 1

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SYMPTOMS

After you install Microsoft Windows Server 2003 Service Pack 1, the following DCOM error occurs approximately every 15 minutes:

Type: Error
Date: Date
Time: Time
Event ID: 10016
Source: DCOM
User: NT AUTHORITY\NETWORK SERVICE
Computer: Computer_Name
Details: application-specific Local Activation {BA126AD1-2166-11D1-B1D0-00805FC1270E} NT AUTHORITY NETWORK SERVICE S-1-5-20

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CAUSE

This problem may occur if the network service has not been granted the Launch permissions.

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RESOLUTION

To resolve this problem, follow these steps:

Click Start, click Run, type dcomcnfg, and then click OK.
Expand Component Services, and then expand Computers.
Right-click My Computer, and then click Properties.
On the COM Security tab, click Edit Default in the Launch and Activation Permissions area.
In the Launch Permission dialog box, click Add.
In the Enter the object names to select box, type network service, click Check Names, and then click OK.
In the Group or user names list, click NETWORK SERVICE.
In the Permissions for NETWORK SERVICE list, click to select the Allow check box for the following permissions:
- Local Launch
- Remote Launch
- Local Activation
- Remote Activation
Click OK, click OK, and then close Component Services.

If the DCOM errors still occur, follow these steps:

Click Start, click Run, type dcomcnfg, and then click OK.
Expand Component Services, expand Computers, and then expand DCOM Config.
Right-click netman, and then click Properties.
On the Security tab, click Edit in the Launch and Activation Permissions area.
Click to select the Allow check box for the following permissions:
- Local Launch
- Local Activation
Click to clear the Allow check box for the following permissions:
- Remote Launch
- Remote Activation
Click OK, click OK, and then close Component Services.

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STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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MORE INFORMATION

For more information about other issues that are related to DCOM permissions, click the following article numbers to view the articles in the Microsoft Knowledge Base:

903220 (http://support.microsoft.com/kb/903220/ ) Description of the changes to DCOM security settings after you install Windows Server 2003 Service Pack 1

892500 (http://support.microsoft.com/kb/892500/ ) Programs that use DCOM do not work correctly after you install Microsoft Windows Server 2003 Service Pack 1

909444 (http://support.microsoft.com/kb/909444/ ) You may experience various problems after you install the Microsoft Security Bulletin MS05-051 for COM+ and MS DTC

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