Production server stops with: Retrieving the COM class factory for component with CLSID {BDEADEE2-C265-11D0-BCED-00A0C90AB50F} failed due to the following error:800703fa.

SharePoint server stops working with: Retrieving
the COM class factory for component with CLSID
{BDEADEE2-C265-11D0-BCED-00A0C90AB50F} failed due to the following error:
800703fa

If you have this error run IISRESET and everything works again. This must be some temporarely corruption.

Server
Error in '/' Application.

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Retrieving
the COM class factory for component with CLSID
{BDEADEE2-C265-11D0-BCED-00A0C90AB50F} failed due to the following error:
800703fa.

Description: An unhandled exception occurred
during the execution of the current web request. Please review the stack trace
for more information about the error and where it originated in the code.
Exception Details: System.Runtime.InteropServices.COMException:
Retrieving the COM class factory for component with CLSID
{BDEADEE2-C265-11D0-BCED-00A0C90AB50F} failed due to the following error:
800703fa.



Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:

[COMException (0x800703fa): Retrieving the COM class factory for component with CLSID {BDEADEE2-C265-11D0-BCED-00A0C90AB50F} failed due to the following error: 800703fa.]    Microsoft.SharePoint.Library.SPRequest..ctor() +104    Microsoft.SharePoint.SPGlobal.CreateSPRequestAndSetIdentity(Boolean bNotGlobalAdminCode, String strUrl, Boolean bNotAddToContext, Byte[] UserToken, String userName, Boolean bIgnoreTokenTimeout, Boolean bAsAnonymous) +238    Microsoft.SharePoint.SPWeb.InitializeSPRequest() +455    Microsoft.SharePoint.SPWeb.EnsureSPRequest() +75    Microsoft.SharePoint.SPWeb.get_Request() +74    Microsoft.SharePoint.WebControls.SPControl.SPWebEnsureSPControl(HttpContext context) +613    Microsoft.SharePoint.WebControls.SPControl.GetContextWeb(HttpContext context) +41    Microsoft.SharePoint.ApplicationRuntime.SPRequestModule.PostResolveRequestCacheHandler(Object oSender, EventArgs ea) +595    System.Web.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +80    System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +171