Hi all I keep getting a warning which I don't understand how to get rid off. The warning goes like this: Event code: 3005 Event message: An unhandled exception has occurred. Event time: 7/19/2011 12:57:08 PM Event time (UTC): 7/19/2011 4:57:08 AM Event ID: 87546dbfee7d406abec9b24f3bb1d649 Event sequence: 278 Event occurrence: 6 Event detail code: 0 Application information: Application domain: /LM/W3SVC/1/ROOT/DanoneDumexCN_UAT-1-129555235134733750 Trust level: Full Application Virtual Path: /DanoneDumexCN_UAT Application Path: C:\inetpub\wwwroot\DanoneDumexCN_UAT\ Machine name: WIN-XIVP7EP5KCC Process information: Process ID: 5672 Process name: w3wp.exe Account name: IIS APPPOOL\DanoneDumexCN_UAT Exception information: Exception type: ArgumentNullException Exception message: Value cannot be null. Parameter name: inputString Request information: Request URL: http://203.211.144.238/DanoneDumexCN_UAT/Default.aspx Request path: /DanoneDumexCN_UAT/Default.aspx User host address: 116.231.106.116 User: Is authenticated: False Authentication Type: Thread account name: IIS APPPOOL\DanoneDumexCN_UAT Thread information: Thread ID: 6 Thread account name: IIS APPPOOL\DanoneDumexCN_UAT Is impersonating: False Stack trace: at System.Web.UI.ObjectStateFormatter.Deserialize(String inputString) at _Default.NPSessionPageStatePersister.Load() at System.Web.UI.Page.LoadPageStateFromPersistenceMedium() at System.Web.UI.Page.LoadAllState() at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) Custom event details: ----------------------------------- XML View ----------------------------------- - <Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event"> - <System> <Provider Name="ASP.NET 2.0.50727.0" /> <EventID Qualifiers="32768">1309</EventID> <Level>3</Level> <Task>3</Task> <Keywords>0x80000000000000</Keywords> <TimeCreated SystemTime="2011-07-19T04:57:08.000Z" /> <EventRecordID>193</EventRecordID> <Channel>Application</Channel> <Computer>WIN-XIVP7EP5KCC</Computer> <Security /> </System> - <EventData> <Data>3005</Data> <Data>An unhandled exception has occurred.</Data> <Data>7/19/2011 12:57:08 PM</Data> <Data>7/19/2011 4:57:08 AM</Data> <Data>87546dbfee7d406abec9b24f3bb1d649</Data> <Data>278</Data> <Data>6</Data> <Data>0</Data> <Data>/LM/W3SVC/1/ROOT/DanoneDumexCN_UAT-1-129555235134733750</Data> <Data>Full</Data> <Data>/DanoneDumexCN_UAT</Data> <Data>C:\inetpub\wwwroot\DanoneDumexCN_UAT\</Data> <Data>WIN-XIVP7EP5KCC</Data> <Data /> <Data>5672</Data> <Data>w3wp.exe</Data> <Data>IIS APPPOOL\DanoneDumexCN_UAT</Data> <Data>ArgumentNullException</Data> <Data>Value cannot be null. Parameter name: inputString</Data> <Data>http://203.211.144.238/DanoneDumexCN_UAT/Default.aspx</Data> <Data>/DanoneDumexCN_UAT/Default.aspx</Data> <Data>116.231.106.116</Data> <Data /> <Data>False</Data> <Data /> <Data>IIS APPPOOL\DanoneDumexCN_UAT</Data> <Data>6</Data> <Data>IIS APPPOOL\DanoneDumexCN_UAT</Data> <Data>False</Data> <Data>at System.Web.UI.ObjectStateFormatter.Deserialize(String inputString) at _Default.NPSessionPageStatePersister.Load() at System.Web.UI.Page.LoadPageStateFromPersistenceMedium() at System.Web.UI.Page.LoadAllState() at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)</Data> </EventData> </Event> Is there any Hotfix or any idea for this issue? Regards

Additional Information The Operation System Current Using is O/S : Windows Server (R) Standard Copyright(c) 2007 Corporation. All rights reserved. Service Pack 2 eventClassKey ASP.NET 2.0.50727.0_1309 agent zeneventlog dedupid WIN-XIVP7EP5KCC|ASP.NET 2.0.50727.0|||3|Event code: 3005 \rEvent message: An unhandled exception has occurred. \rEvent time: 7/19/2011 3:18:07 PM \rEvent time (UTC): 7/19/

It seems unhandled exception that’s the reason w3wp.exe will exit or terminated. Tell your programmer to fix the code. For ASP.NET queries post on ASP.NET Forum. Thanks

Hi MYousufAli. Thank You for the reply. I had inform programmer look thru it. Best Regards