Unable to open ALtiris Console

Log Name:      Application
Source:        ASP.NET 2.0.50727.0
Date:          2/5/2013 12:25:03 PM
Event ID:      1310
Task Category: Web Event
Level:         Warning
Keywords:      Classic
User:          N/A
Computer:      Altiris
Description:
Event code: 3008
Event message: A configuration error has occurred.
Event time: 2/5/2013 12:25:03 PM
Event time (UTC): 2/5/2013 4:25:03 AM
Event ID: bd13418fc61d44a7bc0645e231f7b02b
Event sequence: 1
Event occurrence: 1
Event detail code: 0
 
Application information:
    Application domain: /LM/W3SVC/1/ROOT/Altiris/TaskManagement/CTAgent-362-130045119028633828
    Trust level: Full
    Application Virtual Path: /Altiris/TaskManagement/CTAgent
    Application Path: D:\TaskManagement\CTAgentWeb\
    Machine name: ALTIRIS
 
Process information:
    Process ID: 2424
    Process name: w3wp.exe
    Account name: IIS APPPOOL\Classic .NET AppPool
 
Exception information:
    Exception type: ConfigurationErrorsException
    Exception message: An error occurred executing the configuration section handler for system.web/identity.
 
Request information:
    Request URL: http://altiris.ums.edu.my/Altiris/TaskManagement/CTAgent/GetClientTaskServers.aspx?resourceGuid=81a15b08-a25c-426a-a319-19516bae575e&shares=1 
    Request path: /Altiris/TaskManagement/CTAgent/GetClientTaskServers.aspx
    User host address: 10.10.2.29
    User: 
    Is authenticated: False
    Authentication Type: 
    Thread account name: IIS APPPOOL\Classic .NET AppPool
 
Thread information:
    Thread ID: 28
    Thread account name: IIS APPPOOL\Classic .NET AppPool
    Is impersonating: False
    Stack trace:    at System.Web.HttpRuntime.FirstRequestInit(HttpContext context)
   at System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context)
   at System.Web.HttpRuntime.ProcessRequestInternal(HttpWorkerRequest wr)
 
 
Custom event details:

Event Xml:
<Event xmlns=" http://schemas.microsoft.com/win/2004/08/events/event">
  <System>
    <Provider Name="ASP.NET 2.0.50727.0" />
    <EventID Qualifiers="32768">1310</EventID>
    <Level>3</Level>
    <Task>3</Task>
    <Keywords>0x80000000000000</Keywords>
    <TimeCreated SystemTime="2013-02-05T04:25:03.000000000Z" />
    <EventRecordID>19364</EventRecordID>
    <Channel>Application</Channel>
    <Computer>Altiris</Computer>
    <Security />
  </System>
  <EventData>
    <Data>3008</Data>
    <Data>A configuration error has occurred.</Data>
    <Data>2/5/2013 12:25:03 PM</Data>
    <Data>2/5/2013 4:25:03 AM</Data>
    <Data>bd13418fc61d44a7bc0645e231f7b02b</Data>
    <Data>1</Data>
    <Data>1</Data>
    <Data>0</Data>
    <Data>/LM/W3SVC/1/ROOT/Altiris/TaskManagement/CTAgent-362-130045119028633828</Data>
    <Data>Full</Data>
    <Data>/Altiris/TaskManagement/CTAgent</Data>
    <Data>D:\TaskManagement\CTAgentWeb\</Data>
    <Data>ALTIRIS</Data>
    <Data>
    </Data>
    <Data>2424</Data>
    <Data>w3wp.exe</Data>
    <Data>IIS APPPOOL\Classic .NET AppPool</Data>
    <Data>ConfigurationErrorsException</Data>
    <Data>An error occurred executing the configuration section handler for system.web/identity.</Data>
    <Data>http://altiris.ums.edu.my/Altiris/TaskManagement/CTAgent/GetClientTaskServers.aspx?resourceGuid=81a15b08-a25c-426a-a319-19516bae575e&amp;shares=1</Data>
    <Data>/Altiris/TaskManagement/CTAgent/GetClientTaskServers.aspx</Data>
    <Data>10.10.2.29</Data>
    <Data>
    </Data>
    <Data>False</Data>
    <Data>
    </Data>
    <Data>IIS APPPOOL\Classic .NET AppPool</Data>
    <Data>28</Data>
    <Data>IIS APPPOOL\Classic .NET AppPool</Data>
    <Data>False</Data>
    <Data>   at System.Web.HttpRuntime.FirstRequestInit(HttpContext context)
   at System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context)
   at System.Web.HttpRuntime.ProcessRequestInternal(HttpWorkerRequest wr)
</Data>
  </EventData>
</Event>