Hi, I am getting 4 errors every 5 minutes on my SBS 2008 DC. They are as follows: 1. Event ID - 5586 - Unknown SQL Exception 33002 occured. Additional error information from SQL Server is included below. Access to module dbo.proc_GetRunnableWorkItems is blocked because the signature is not valid. 2. Event ID - 33002 - Access to module dbo.proc_GetRunnableWorkItems is blocked because the signature is not valid. 3. Event ID - 6398 The Execute method of job definition Microsoft.SharePoint.Search.Administration.SPSearchJobDefinition (ID 51e6fb53-ed1d-42b8-ad9c-44c9fda18619) threw an exception. More information is included below. Retrieving the COM class factory for component with CLSID {629DA12E-9AD5-4FEC-B886-42C5982C5109} failed due to the following error: 80070422. 4. Event ID - 5586 - Unknown SQL Exception 33002 occured. Additional error information from SQL Server is included below. Access to module dbo.proc_GetRunnableWorkItems is blocked because the signature is not valid. 5. Event ID - 33002 - Access to module dbo.proc_GetRunnableWorkItems is blocked because the signature is not valid. Any Ideas? Thanks 'Ben Myers

You may want to ask them here. http://social.technet.microsoft.com/Forums/en-US/smallbusinessserver/threads Regards, Dave Patrick .... Microsoft Certified Professional Microsoft MVP [Windows]

Done Thanks!

You're welcome. Regards, Dave Patrick .... Microsoft Certified Professional Microsoft MVP [Windows]