From: "Jon Paal" Jon[ nospam ]Paal @ everywhere dot on
getting more errors ---

now showing "aspnet_wp.exe (PID#) stopped unexpectedly."

Event Type: Error
Event Source: ASP.NET 2.0.50727.0
Event Category: None
Event ID: 1000
Date: 10/22/2006
Time: 2:58:57 PM
User: N/A
Computer: *************
Description:
aspnet_wp.exe (PID#) stopped unexpectedly.




"Mark Fitzpatrick" <markfitz(a)fitzme.com> wrote in message news:eZ6Hhah9GHA.1172(a)TK2MSFTNGP03.phx.gbl...
> Why don't you try to test the DBReader to see if it's null before setting the datasource to it. That may give you an idea of
> whether or not it is actually returning any results. That's one of the key things to keep in mind when depending upon any
> variable, you have to test to ensure it isn't null before it's manipulated or consumed in some fashion. If you're testing to see
> if it's null first, then you could trap the null and handle it gracefully without receiving the error.
>
> --
> Hope this helps,
> Mark Fitzpatrick
> Former Microsoft FrontPage MVP 199?-2006
>
> "Jon Paal" <Jon[ nospam ]Paal @ everywhere dot com> wrote in message news:Ol$us1f9GHA.3384(a)TK2MSFTNGP05.phx.gbl...
>> but the page renders as expected....
>> The page trace shows no errors on the page.
>>
>> The error message appears well after all is completed.
>>
>> == code =====
>> Dim users as New DBClass
>> DisplayGrid.DataSource=users.Return_Reader("SELECT name, email FROM users_profile")
>> DisplayGrid.DataBind()
>>
>> Public Class DBClass
>> Function Return_Reader(ByVal strSQL As String)
>> ...
>> DBReader = Query.ExecuteReader(system.data.CommandBehavior.CloseConnection)
>> Return DBReader
>> end functon
>> end class
>>
>>
>> "Mark Fitzpatrick" <markfitz(a)fitzme.com> wrote in message news:OrBtWnf9GHA.3344(a)TK2MSFTNGP03.phx.gbl...
>>> Check the trace log for the web app to see if more detailed info is there. Without knowing your code exactly, here's a possible
>>> scenario. You have a function or block of code that fetches the datareader. For some reason the database code bombs out and
>>> leaves a datareader that's not fully initialized, hence is null. When you set the datareader as the datasource and attempt to
>>> bind to it, it's a null value, not an empty datareader, but a null value instead since the datareader wasn't initialized fully.
>>>
>>> --
>>> Hope this helps,
>>> Mark Fitzpatrick
>>> Former Microsoft FrontPage MVP 199?-2006
>>>
>>>
>>> "Jon Paal" <Jon[ nospam ]Paal @ everywhere dot com> wrote in message news:Oir5TZf9GHA.4712(a)TK2MSFTNGP03.phx.gbl...
>>>> anybody know what causes this error message reported by visual studio just in tiime debugger ?
>>>>
>>>> I get it when trying to populate a simple gridview from a datareader. Running locally, the code compiles, but after the page
>>>> renders, I get the debugger popping up and it gives me the following error message
>>>>
>>>>
>>>> "an unhandled exception('System.NullReferenceException') occurred in aspnet_wp_exe "
>>>>
>>>>
>>>>
>>>>
>>>>
>>>
>>>
>>
>>
>
>