MOSS2007 Event viewer

experts,

i am getting 2 errors repeatedly for sometime. Can someone help me decode these?

Error 1:
Windows SharePoint services 3
he Execute method of job definition Microsoft.Office.Server.Administration.ApplicationServerAdministrationServiceJob (ID 04ecc09d-x.x.x.x.fe87d34) threw an exception. More information is included below.

Attempted to read or write protected memory. This is often an indication that other memory is corrupt.

Error 2:
Office SharePoint Server
Application Server Administration job failed for service instance Microsoft.Office.Server.Search.Administration.SearchAdminSharedWebServiceInstance (f7a2272a-b735-437c-b54d-e0af20e15cd0).

Reason: Attempted to read or write protected memory. This is often an indication that other memory is corrupt.

Techinal Support Details:
System.AccessViolationException: Attempted to read or write protected memory. This is often an indication that other memory is corrupt.

Server stack trace:
   at System.DirectoryServices.Interop.UnsafeNativeMethods.IAdsContainer.GetObject(String className, String relativeName)
   at System.DirectoryServices.DirectoryEntries.Find(String name, String schemaClassName)
   at Microsoft.SharePoint.AdministrationOperation.Metabase.MetabaseObjectCollection`1.Find(String name)
   at Microsoft.SharePoint.AdministrationOperation.Metabase.MetabaseObjectCollection`1.get_Item(String name)
   at Microsoft.SharePoint.AdministrationOperation.SPProvisioningAssistant.ProvisionIisApplicationPool(String name, ApplicationPoolIdentityType identityType, String userName, SecureString password, TimeSpan idleTimeout, TimeSpan periodicRestartTime)
   at Microsoft.SharePoint.AdministrationOperation.SPAdministrationOperation.DoProvisionIisApplicationPool(String name, Int32 identityType, String userName, String password, TimeSpan idleTimeout, TimeSpan periodicRestartTime)
   at System.Runtime.Remoting.Messaging.StackBuilderSink._PrivateProcessMessage(IntPtr md, Object[] args, Object server, Int32 methodPtr, Boolean fExecuteInContext, Object[]& outArgs)
   at System.Runtime.Remoting.Messaging.StackBuilderSink.PrivateProcessMessage(RuntimeMethodHandle md, Object[] args, Object server, Int32 methodPtr, Boolean fExecuteInContext, Object[]& outArgs)
   at System.Runtime.Remoting.Messaging.StackBuilderSink.SyncProcessMessage(IMessage msg, Int32 methodPtr, Boolean fExecuteInContext)

Exception rethrown at [0]:
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at Microsoft.SharePoint.AdministrationOperation.SPAdministrationOperation.DoProvisionIisApplicationPool(String name, Int32 identityType, String userName, String password, TimeSpan idleTimeout, TimeSpan periodicRestartTime)
   at Microsoft.SharePoint.Administration.SPMetabaseManager.ProvisionIisApplicationPool(String name, Int32 identityType, String userName, SecureString password, TimeSpan idleTimeout, TimeSpan periodicRestartTime)
   at Microsoft.Office.Server.Administration.SharedWebServiceInstance.Synchronize()
   at Microsoft.Office.Server.Administration.ApplicationServerJob.ProvisionLocalSharedServiceInstances(Boolean isAdministrationServiceJob)

For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.