Microsoft.SharePoint.SPException: Attempted to use an object that has ceased to exist. (Exception from HRESULT: 0x80030102 (STG_E_REVERTED)) ---> System.Runtime.InteropServices.COMException (0x80030102): Attempted to use an object that has ceased to exist. (Exception from HRESULT: 0x80030102 (STG_E_REVERTED)) at Microsoft.SharePoint.Library.SPRequestInternalClass.ListRegionalOptions(UInt32 dwCategory, UInt32 dwOption, String bstrUrl) at Microsoft.SharePoint.Library.SPRequest.ListRegionalOptions(UInt32 dwCategory, UInt32 dwOption, String bstrUrl) --- End of inner exception stack trace --- at Microsoft.SharePoint.SPGlobal.HandleComException(COMException comEx) at Microsoft.SharePoint.Library.SPRequest.ListRegionalOptions(UInt32 dwCategory, UInt32 dwOption, String bstrUrl) at Microsoft.SharePoint.SPRegionalSettings.get_GlobalTimeZones() at KWizCom.Sharepoint.WebParts.CalendarPlus.CalendarPlus.a(SPTimeZone A_0) at KWizCom.Sharepoint.WebParts.CalendarPlus.CalendarPlus.d()