System.Web.UI.ControlCollection exception

[Guest]

Hi,

I get this error after I did a load test on my website (500 constant user
load in team system for 35 minutes). This error is logged after about 1
minute of load testing and is logged every 60 seconds. Any ideas?

Event code: 3005
Event message: An unhandled exception has occurred.
Event time: 30/07/2006 21:56:12
Event time (UTC): 30/07/2006 20:56:12
Event ID: 21f2c256cc384abea2b8701ca753055f
Event sequence: 827693
Event occurrence: 331428
Event detail code: 0

Application information:
Application domain: /LM/W3SVC/1413016675/Root-1-127987631290436289
Trust level: Full
Application Virtual Path: /
Application Path: C:\Program Files\Microsoft\BT
SDP\SDP\SDPUI\SDPBusinessPortal\
Machine name: SDP-BVE2-IIS2

Process information:
Process ID: 2516
Process name: w3wp.exe
Account name: BVE2\SDPBusinessPortal

Exception information:
Exception type: ArgumentOutOfRangeException
Exception message: Count must be positive and count must refer to a
location within the string/array/collection.
Parameter name: count

Request information:
Request URL: http://www2.btbroadbandoffice.com/default.aspx
Request path: /default.aspx
User host address: xxx.xx.xx.xxx
User:
Is authenticated: False
Authentication Type:
Thread account name: BVE2\SDPBusinessPortal

Thread information:
Thread ID: 85
Thread account name: BVE2\SDPBusinessPortal
Is impersonating: False
Stack trace: at System.Array.IndexOf[T](T[] array, T value, Int32
startIndex, Int32 count)
at System.Web.UI.ControlCollection.IndexOf(Control value)
at System.Web.UI.ControlCollection.Remove(Control value)
at System.Web.UI.Control.AddedControl(Control control, Int32 index)
at System.Web.UI.ControlCollection.Add(Control child)
at BT.Communications.Sdp.UI.Webpart.BTBusinessToday.CreateChildControls()
at System.Web.UI.Control.EnsureChildControls()
at System.Web.UI.Control.PreRenderRecursiveInternal()
at System.Web.UI.WebControls.WebParts.WebPart.PreRenderRecursiveInternal()
at System.Web.UI.Control.PreRenderRecursiveInternal()
at System.Web.UI.Control.PreRenderRecursiveInternal()
at System.Web.UI.Control.PreRenderRecursiveInternal()
at System.Web.UI.Control.PreRenderRecursiveInternal()
at System.Web.UI.Page.ProcessRequestMain(Boolean
includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)


Custom event details:

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