>>I'm trying to retrieve an application from my database. I have a Data Context in my app called AppSecurityDataDataContext. Here's my query:
>>
>>

>>{ 
>>    AppSecurityDataDataContext dc = new AppSecurityDataDataContext();
>>    var app = from a in dc._Applications
>>                where a.ApplicationId = ApplicationID
>>                select a;
>>
>>}
>>

>>
>>I'm getting "Could not find an implementation of the query pattern for source type 'System.Data.Linq.Table<AppSecurity._Application>'. 'Select' not found. Are you missing a reference to 'System.Core.dll' or a using directive for 'System.Linq'?"
>>
>>I have the using statement in my class. This other method works:
>>
>>

>>public static void AddApplication(Application Application)
>>{
>>    _Application app = new _Application
>>    {
>>        ApplicationName = Application.ApplicationName
>>    };
>>
>>    _DataContext._Applications.InsertOnSubmit(app);
>>
>>    try
>>    {
>>        _DataContext.SubmitChanges();
>>    }
>>    catch (Exception e)
>>    { 
>>    }
>>}
>>

>>
>>Anyone see what's wrong here?
>
>==

umm, huh? What does "==" mean?