warning

i have two warning in my IIS7 event log the first event ID : 1309 and it's description is : 

Event detail code: 0
Application information:
    Application domain: /LM/W3SVC/2/ROOT/inceptus-5-130158179987530345
    Trust level: Full
    Application Virtual Path: /inceptus
    Application Path: C:\Company\www_InceptusMedia\inceptus\
    Machine name: CAQCMTR1WEB001
Process information:
    Process ID: 4856
    Process name: w3wp.exe
    Account name: NT AUTHORITY\NETWORK SERVICE
Exception information:
    Exception type: NullReferenceException
    Exception message: Object reference not set to an instance of an object.
   at inceptus.Default.Page_Load(Object sender, EventArgs e)
   at System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e)
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

 
 
Request information:
    Request URL: http://www.inceptusmedia.com/inceptus/default.aspx
    Request path: /inceptus/default.aspx
    User host address: 66.249.75.63
    User:
    Is authenticated: False
    Authentication Type:
    Thread account name: NT AUTHORITY\NETWORK SERVICE
 
Thread information:
    Thread ID: 14
    Thread account name: NT AUTHORITY\NETWORK SERVICE
    Is impersonating: False
    Stack trace:    at inceptus.Default.Page_Load(Object sender, EventArgs e)
   at System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e)
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
 
 
Custom event details:

and the second one is : 1310

Event detail code: 0
Application information:
    Application domain: /LM/W3SVC/2/ROOT/inceptus-5-130158179987530345
    Trust level: Full
    Application Virtual Path: /inceptus
    Application Path: C:\Company\www_InceptusMedia\inceptus\
    Machine name: CAQCMTR1WEB001
Process information:
    Process ID: 4856
    Process name: w3wp.exe
    Account name: NT AUTHORITY\NETWORK SERVICE
Exception information:
    Exception type: NullReferenceException
    Exception message: Object reference not set to an instance of an object.
   at inceptus.Default.Page_Load(Object sender, EventArgs e)
   at System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e)
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

 
 
Request information:
    Request URL: http://www.inceptusmedia.com/inceptus/default.aspx
    Request path: /inceptus/default.aspx
    User host address: 66.249.75.63
    User:
    Is authenticated: False
    Authentication Type:
    Thread account name: NT AUTHORITY\NETWORK SERVICE
 
Thread information:
    Thread ID: 14
    Thread account name: NT AUTHORITY\NETWORK SERVICE
    Is impersonating: False
    Stack trace:    at inceptus.Default.Page_Load(Object sender, EventArgs e)
   at System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e)
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
 
 
Custom event details:

i checked on the internet these both events but no approprite RESPONSE found.

thnks in advance.