Event ID 7020: Circular Dependency Afd Service Depends on... (166089)
The information in this article applies to:
- Microsoft Windows NT Workstation 4.0
- Microsoft Windows NT Server 4.0
This article was previously published under Q166089 SYMPTOMS
After you upgrade from Windows NT version 3.1 or 3.51 to Windows NT
version 4.0, the following message may appear in Event Viewer:
Event ID 7020: EVENT_DEPEND_ON_LATER_SERVICE: Circular Dependency -
The Afd service depends on a service in a group that starts later. CAUSE
This behavior can occur if information in the registry is not updated or
removed during the upgrade process.
RESOLUTION
WARNING: Using Registry Editor incorrectly can cause serious, system-wide
problems that may require you to reinstall Windows NT to correct them.
Microsoft cannot guarantee that any problems resulting from the use of
Registry Editor can be solved. Use this tool at your own risk.
To resolve this issue, follow these steps:
- Start Registry Editor (Regedt32.exe) and locate the following registry
subkey in the HKEY_LOCAL_MACHINE subtree:
SYSTEM\CurrentControlSet\Services\A - Locate the DependOnGroup value and then double-click it.
- Delete the current value, and then click OK.
- The value should appear as follows:
DependOnGroup:REG_MULTI_SZ: - Quit Registry Editor and then restart your computer.
STATUS
Microsoft has confirmed this to be a problem in Windows NT. We are
researching this problem and will post new information here in the
Microsoft Knowledge Base as it becomes available.
| Modification Type: | Major | Last Reviewed: | 8/10/2001 |
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| Keywords: | kbnetwork KB166089 |
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