How to Repair Certificate Issues in Windows Small Business Server 2011, Windows Home Server 2011, and Windows Storage Server 2008 R2 Essentials
A certificate is a critical system resource. The basic system identity functionality depends on the certificate to validate the integrity of the services and its functionalities. Users should not manually modify or remove a certificate.
Each certificate has a start date and end date range. A certificate will be invalidated if the system date and time settings are changed to a time that has already passed.
This topic provides information and instructions that can help you recover a certificate that is marked as invalid or expired.
If you changed the system time to a time that is earlier than the installation time, the Windows Server services cannot start because the certificate appears as expired. The Windows Server Solutions Servers depend on this certification.
From the server
From client computers
I think folder location is not correct.
"%programdata%\windows server\data\CAROOT.cer" is "%programdata%\Microsoft\windows server\data\CAROOT.cer"
"%programdata%\Windows Server\Bin\WebApps\Site\Resources" is "%programdata%\Microsoft\Windows Server\Bin\WebApps\Site\Resources"
Here's a question from a reader: "you describe how to fix the error that appears when the dashboard cant be opened. I followed your instructions on our updated SBS 2011 but the issue is not fixed. Any ideas?"
Please ask all SBS Essentials questions in the SBS Essentials forum. You'll get MUCH better response: