Symptoms
Following errors are observed in wsus-publisher log:
2018-07-03 09:45:15.6659|ERROR|1|Parallels.Pma.WsusPublisher.Actions.UpdatePublisher|Unable to publish product '031-18981'
System.InvalidOperationException: Failed to sign package; error was: 2147942405
System.InvalidOperationException: Failed to sign package; error was: 2147942405
Cause
Permissions issue.
Resolution
Verify that user running PSUP is:
- Member of local administrators group on the server.
- Member of WSUS Administrators group.
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