Not able to login to Claims based auth. sweb apps in sharepoint 2010

Hi till yesterday I was able to login to claim based web apps in my sharepoint 2010 server. but today they are giving below mentioned error! even though classic mode auth web apps are running fine.

Nor it allow to activate /deactivate any fature to a site collection under claims based web app with same error in event log:

Please help.

error message in event viewer:

 

Log Name:      Application
Source:        Microsoft-SharePoint Products-SharePoint Foundation
Date:          10/8/2010 1:30:59 PM
Event ID:      8311
Task Category: Topology
Level:         Error
Keywords:
User:          SHAREPOINT2010\administrator
Computer:      sharepoint2k8.sharepoint2010.com
Description:
An operation failed because the following certificate has validation errors:\n\nSubject Name: CN=SharePoint Security Token Service, OU=SharePoint, O=Microsoft, C=US\nIssuer Name: CN=SharePoint Root Authority, OU=SharePoint, O=Microsoft, C=US\nThumbprint: 85F230FF68A8107A14667844D6741A6C2199C60E\n\nErrors:\n\n UntrustedRoot: A certificate chain processed, but terminated in a root certificate which is not trusted by the trust provider.
NotTimeValid: A required certificate is not within its validity period when verifying against the current system clock or the timestamp in the signed file.
RevocationStatusUnknown: The revocation function was unable to check revocation for the certificate.
OfflineRevocation: The revocation function was unable to check revocation because the revocation server was offline.
.
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
<System>
<Provider Name="Microsoft-SharePoint Products-SharePoint Foundation" Guid="{6FB7E0CD-52E7-47DD-997A-241563931FC2}" />
<EventID>8311</EventID>
<Version>14</Version>
<Level>2</Level>
<Task>13</Task>
<Opcode>0</Opcode>
<Keywords>0x4000000000000000</Keywords>
<TimeCreated SystemTime="2010-10-08T08:00:59.446924300Z" />
<EventRecordID>524180</EventRecordID>
<Correlation ActivityID="{87C3E3A1-1134-43A6-A06E-150BA71C73C8}" />
<Execution ProcessID="6052" ThreadID="1540" />
<Channel>Application</Channel>
<Computer>sharepoint2k8.sharepoint2010.com</Computer>
<Security UserID="S-1-5-21-2138102958-2007814619-3387492156-500" />
</System>
<EventData>
<Data Name="string0">CN=SharePoint Security Token Service, OU=SharePoint, O=Microsoft, C=US</Data>
<Data Name="string1">CN=SharePoint Root Authority, OU=SharePoint, O=Microsoft, C=US</Data>
<Data Name="string2">85F230FF68A8107A14667844D6741A6C2199C60E</Data>
<Data Name="string3">UntrustedRoot: A certificate chain processed, but terminated in a root certificate which is not trusted by the trust provider.
NotTimeValid: A required certificate is not within its validity period when verifying against the current system clock or the timestamp in the signed file.
RevocationStatusUnknown: The revocation function was unable to check revocation for the certificate.
OfflineRevocation: The revocation function was unable to check revocation because the revocation server was offline.
</Data>
</EventData>
</Event>

Reply1

Hi ,

 

Your certificate is no longer valid. Please visit below link for  error details for certificate.

http://msdn.microsoft.com/en-us/library/system.security.cryptography.x509certificates.x509chainstatusflags.aspx

Please follow http://technet.microsoft.com/en-us/library/cc700843.aspx for troubleshooting

 

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Pathik Rawal Blog: http://pathikhrawal.wordpress.com