Article ID: 204018 - View products that this article applies to.
This article was previously published under Q204018
This article has been archived. It is offered "as is" and will no longer be updated.
When you attempt to start the License Manager tool from any domain controller, you may receive the following error message:
When this occurs, remote procedure calls still work correctly for other tools such as Event Viewer, Server Manager, User Manager, and so on.
RPC Server is too busy.
This behavior can be caused by a loss of network connectivity, or by a damaged License Manager database.
Attempt to restart the License Logging service on the primary domain controller (PDC):
153140For information about how to perform this operation on each server in your enterprise, please see the following article in the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/153140/EN-US/ )How to Reset License Manager Information
(https://support.microsoft.com/kb/194065/EN-US/ )How to Reset License Manager Throughout an Enterprise
You may also need to troubleshoot network connectivity to verify that the domain controllers can communicate. The error message may be a symptom of NetBIOS name resolution issues, such that the PDC is not accessible from the backup domain controllers or member servers.
For additional information, please see the following article in the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/198132/EN-US/ )Replication of License Manager Information Unsuccessful