asp error

[Cgf39]

We've noticed some strange errors on our production servers running IIS

Event Type: Warning
Event Source: ASP.NET 2.0.50727.0
Event Category: Web Event
Event ID: 1309
Date: 17-04-2007
Time: 11:21:51
User: N/A
Computer: VM_CTX_AAC
Description:
Event code: 3005
Event message: An unhandled exception has occurred.
Event time: 17-04-2007 11:21:51
Event time (UTC): 17-04-2007 15:21:51
Event ID: 7db85e546a42412 a958851ddb83e31 ca
Event sequence: 5
Event occurrence: 1
Event detail code: 0

Application information:
Application domain:
/LM/W3SVC/1/Root/CitrixSessionIn it-6-128212968917432 530
Trust level: Full
Application Virtual Path: /CitrixSessionIn it
Application Path: c:\inetpub\wwwr oot\CitrixSessi onInit\
Machine name: VM_CTX_AAC

Process information:
Process ID: 2916
Process name: w3wp.exe
Account name: NT AUTHORITY\NETWO RK SERVICE

Exception information:
Exception type: ArgumentNullExc eption
Exception message: Value cannot be null.
Parameter name: sessionID

Request information:
Request URL: http://vm_ctx_aac/CitrixSessionInit/NUI.aspx
Request path: /CitrixSessionIn it/NUI.aspx
User host address: 10.25.50.39
User:
Is authenticated: False
Authentication Type:
Thread account name: NT AUTHORITY\NETWO RK SERVICE

Thread information:
Thread ID: 1
Thread account name: NT AUTHORITY\NETWO RK SERVICE
Is impersonating: False
Stack trace: at
System.Runtime. Remoting.Proxie s.RealProxy.Han dleReturnMessag e(IMessage
reqMsg, IMessage retMsg)
at System.Runtime. Remoting.Proxie s.RealProxy.Pri vateInvoke(Mess ageData&
msgData, Int32 type)
at
Citrix.Msam.Nav UI.BusinessObje cts.NavUIManage r.SmoothRoaming ReconnectAllowe d(String
masterSessionId )
at Citrix.NUI.Home Layout.HandleLo adEvent(Object sender, EventArgs e)
at Citrix.NUI.NUIU serControl.Page _Load(Object sender, EventArgs e)
at System.Web.UI.C ontrol.OnLoad(E ventArgs e)
at System.Web.UI.C ontrol.LoadRecu rsive()
at System.Web.UI.C ontrol.LoadRecu rsive()
at System.Web.UI.C ontrol.LoadRecu rsive()
at System.Web.UI.C ontrol.LoadRecu rsive()
at System.Web.UI.P age.ProcessRequ estMain(Boolean
includeStagesBe foreAsyncPoint, Boolean includeStagesAf terAsyncPoint)
Custom event details:

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

[Kevin Spencer]

What exactly do you want to know? I can explain the gist of the message to
you, and then you'll have to have your developers figure out what to do
about it.

First, the page being requested is:
http://vm_ctx_aac/CitrixSessionInit/NUI.aspx
This means that the exception is occurring in some code that runs in this
page, whether it is in the page or used by the page.

Second, the IP address of the client is: 10.25.50.39
This means that the request is coming from inside your LAN, not outside. It
is a private IP address.

Third, the machine name hosting the page is: VM_CTX_AAC

Fourth, the exception is:

Exception type: ArgumentNullExc eption
Exception message: Value cannot be null.

This means that something in the code is trying to use a class instance that
doesn't exist. The class has not been instantiated, and is therefore null.

So, all your developers have to do is go to this page, identify the flow of
the code, and find the portion(s) of it that assume(s) that there is an
instance of a class without checking first. Then they can handle the
situation accordingly.

--
HTH,

Kevin Spencer
Microsoft MVP

Printing Components, Email Components,
FTP Client Classes, Enhanced Data Controls, much more.
DSI PrintManager, Miradyne Component Libraries:
http://www.miradyne.net

"Cgf39" <cg***@hotmail. comwrote in message
news:%2******** ********@TK2MSF TNGP05.phx.gbl. ..

We've noticed some strange errors on our production servers running IIS

Event Type: Warning
Event Source: ASP.NET 2.0.50727.0
Event Category: Web Event
Event ID: 1309
Date: 17-04-2007
Time: 11:21:51
User: N/A
Computer: VM_CTX_AAC
Description:
Event code: 3005
Event message: An unhandled exception has occurred.
Event time: 17-04-2007 11:21:51
Event time (UTC): 17-04-2007 15:21:51
Event ID: 7db85e546a42412 a958851ddb83e31 ca
Event sequence: 5
Event occurrence: 1
Event detail code: 0

Application information:
Application domain:
/LM/W3SVC/1/Root/CitrixSessionIn it-6-128212968917432 530
Trust level: Full
Application Virtual Path: /CitrixSessionIn it
Application Path: c:\inetpub\wwwr oot\CitrixSessi onInit\
Machine name: VM_CTX_AAC

Process information:
Process ID: 2916
Process name: w3wp.exe
Account name: NT AUTHORITY\NETWO RK SERVICE

Exception information:
Exception type: ArgumentNullExc eption
Exception message: Value cannot be null.
Parameter name: sessionID

Request information:
Request URL: http://vm_ctx_aac/CitrixSessionInit/NUI.aspx
Request path: /CitrixSessionIn it/NUI.aspx
User host address: 10.25.50.39
User:
Is authenticated: False
Authentication Type:
Thread account name: NT AUTHORITY\NETWO RK SERVICE

Thread information:
Thread ID: 1
Thread account name: NT AUTHORITY\NETWO RK SERVICE
Is impersonating: False
Stack trace: at
System.Runtime. Remoting.Proxie s.RealProxy.Han dleReturnMessag e(IMessage
reqMsg, IMessage retMsg)
at System.Runtime. Remoting.Proxie s.RealProxy.Pri vateInvoke(Mess ageData&
msgData, Int32 type)
at
Citrix.Msam.Nav UI.BusinessObje cts.NavUIManage r.SmoothRoaming ReconnectAllowe d(String
masterSessionId )
at Citrix.NUI.Home Layout.HandleLo adEvent(Object sender, EventArgs e)
at Citrix.NUI.NUIU serControl.Page _Load(Object sender, EventArgs e)
at System.Web.UI.C ontrol.OnLoad(E ventArgs e)
at System.Web.UI.C ontrol.LoadRecu rsive()
at System.Web.UI.C ontrol.LoadRecu rsive()
at System.Web.UI.C ontrol.LoadRecu rsive()
at System.Web.UI.C ontrol.LoadRecu rsive()
at System.Web.UI.P age.ProcessRequ estMain(Boolean
includeStagesBe foreAsyncPoint, Boolean includeStagesAf terAsyncPoint)
Custom event details:

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