Microsoft KB Archive/937302

= Error message when you try to start a Multipoint Control Unit in Communications Server 2007: &quot;0xC3EC79E6&quot; =

Article ID: 937302

Article Last Modified on 8/15/2007

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APPLIES TO


 * Microsoft Office Communications Server 2007 Enterprise Edition
 * Microsoft Office Communications Server 2007 Standard Edition

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SYMPTOMS
When you try to start a Multipoint Control Unit in Microsoft Office Communications Server 2007, you receive the following error message:

0xC3EC79E6



CAUSE
This problem occurs when Communications Server 2007 uses an invalid certificate.



RESOLUTION
To resolve this problem, follow these steps:  Run the validation wizard to validate the server and to locate the invalid certificate on the server. To do this, follow these steps:  In the Communications Server 2007 Microsoft Management Console (MMC), right-click the server that you want to validate, and then click Validation. In the validation wizard, click Next, and then click Validate local server configuration.

Note This locates the invalid certificate on the server.  Use the certificates wizard to create a new certificate. To do this, follow these steps:  In the Communications Server 2007 MMC, locate the server that has the invalid certificate. Right-click the server, and then click Certificates.</li> In the certificates wizard, create a new certificate that has the suitable name and any required Subject Alternative Names (SAN).</li> Request the certificate from a suitable certification authority (CA).</li></ol> </li> When the certificate is issued by the CA, rerun the certificates wizard to assign the new certificate to the server.</li></ol>

Additional query words: OCS2007 OCS

Keywords: kbprb kbtshoot kbexpertiseinter KB937302

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