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Entity Framework 4 Addobject Not Working


This content, along with any associated source code and files, is licensed under The Code Project Open License (CPOL) Top Experts Last 24hrsThis month OriginalGriff 250 ppolymorphe 149 NF Khan Join them; it only takes a minute: Sign up AddObject is not working up vote 2 down vote favorite In my .net (3.5) application with EF I use following code to Hence your addobject will be never be persisted in the database permanently. In that case modelContext.AuditMessage.Count() > 0 will be always false, thus modelContext.SaveChanges() will never execute. his comment is here

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Does Not Contain A Definition For Addobject

share|improve this answer answered Feb 22 '14 at 5:00 Aslam Jiffry 5652937 1 It is working! this.Context.Configuration.LazyLoadingEnabled = false; } public DBEntities Context = new DBEntities(); In this class, I can't use AddObject() extension method on Context variable. Browse other questions tagged entity-framework or ask your own question. But i dont understand a scenario where i NEED to use Attach.

Employee e = null; using (var ctx = new MyModelContainer()) { e = ctx.Employees.SingleOrDefault(emp => emp .....); } using (var ctx = new MyModelContainer()) { e; // This entity instance is and +1 for nice answer... –Sagar Upadhyay Feb 23 '13 at 8:55 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google EntityCollection.Add()2Entity Framework 4.0 Attach Object Graph29Entity Framework, Navigation Properties, and the Repository Pattern3Memory leak Entity framework0Entity Framework query after AddObject1Entity Framework how to make the validation occur only on the entity Addobject Entity Framework Not Working Not the answer you're looking for?

AddObject() method does not appear typing after Context. Entity Framework Addobject Missing ctx.PropertyTypes is not a real collection - it is entrance to the database and your "browsing" actually executes query to the database where your new object was not yet stored. in what situation would I call this method? –Matt Oct 5 '11 at 6:37 Infect it should never be called since it is called by EF when changes are entity-framework entity-framework-4 share|improve this question asked Apr 22 '11 at 22:40 David Veeneman 9,6492095165 add a comment| 2 Answers 2 active oldest votes up vote 1 down vote accepted The notes.Count()

The MyEntity.CreateMyEntity() method actually shows you which properties need to be filled in (NOT NULL in db). –Matt Oct 5 '11 at 6:39 add a comment| 1 Answer 1 active oldest Objectcontext.addobject Example However, now I am getting another error. In my above example for modifying an existing Person, two queries are actually being executed. This documentation is archived and is not being maintained.

Entity Framework Addobject Missing

Did the GoF really thoroughly explore "Pattern Space"? I have forgotten very important stuff. Does Not Contain A Definition For Addobject Browse other questions tagged c# entity-framework .net-3.5 or ask your own question. Addobject In Entity Framework 6 When I step through the code, the object context and object set are created, but enumeration of the object set returns no results.

How can I check from the command-line if my integrated Wi-Fi adapter is disabled? this content more hot questions question feed default about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Help I need to get this turned around quick.Mteasdal Friday, March 25, 2011 2:29 PM Reply | Quote Answers 0 Sign in to vote If there is no record in your Basically, a "disconnected" entity can happen when you manipulate an entity outside of the "using" scope. Addobject Method In Entity Framework

Why is looping over find's output bad practice? @asyncio.coroutine vs async def Why are auto leases stubbornly strict about visa status and how to work around that? The example adds a new product and saves the changes to the database. Both can be found on line 185 of the submitted generated code. weblink The DeleteDestination method uses the Attach method to let the context know that it’s an existing Destination.

justgovi 2-Oct-13 8:45am Could it be because you still did not change it for delete? Difference Between Add And Addobject In Entity Framework Namespace:   System.Data.ObjectsAssembly:  System.Data.Entity (in System.Data.Entity.dll)Syntax C#C++F#VB Copy public void AddObject( string entitySetName, object entity ) ParametersentitySetName Type: System.StringRepresents the entity set name, which may optionally be qualified by the entity more hot questions question feed lang-cs about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation

c# .net entity-framework-4 crud share|improve this question edited Oct 13 '10 at 3:07 asked Oct 13 '10 at 0:59 RPM1984 48.9k32173287 Attach is also used in MVC now a

When you use a dimmer Is adding the ‘tbl’ prefix to table names really a problem? AddObject Does not set Primary Key29Entity Framework, Navigation Properties, and the Repository Pattern1Entity Framework 4.3 Attaching an object from a parameter of an Action of a Controller7Error with Entity Framework: AcceptChanges Not the answer you're looking for? Dbset Addobject EDIT Just to clarify, i'm looking for examples of when to use Attach over AddObject (or vice-versa).

Armistice Day Challenge Can Newton's laws of motion be proved (mathematically or analytically) or they are just axioms? I remember that I had some problems when I used POCO entities and did not use the context.CreateObject() method to create the entity. Join them; it only takes a minute: Sign up Entity Framework AddObject not adding Object to EntitySet up vote 0 down vote favorite I have the following piece of code private http://tubemuse.com/entity-framework/entity-framework-insert-not-working.html What am i missing here?

more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Set the Value property of the EntityReference to the related object. Understand that English isn't everyone's first language so be lenient of bad spelling and grammar. share|improve this answer edited Nov 17 '11 at 12:57 answered Nov 17 '11 at 12:35 hfrmobile 626910 add a comment| Your Answer draft saved draft discarded Sign up or log

Do you need your password? TSA broke a lock for which they have a master key. You may also need to leave Object in the AddObject, like so: db.kisi.Add(_insert); Hope that helps.. Why did they look stupid?

Let's say you have read both Objects from context, but they are not related to each other and you want to make it so: var existingPerson = ctx.Persons.SingleOrDefault(p => p.Name = Solution/Workaround: I maintain my own list of objects for adding/removing + setting the DataSource = null and then to my internal list. using System; using System.Collections.Generic; using System.Linq; using System.Web; namespace Panelium.Models { public class nacikisiBLL { PaneliumEntities db = new PaneliumEntities(); //crud public void InsertorUpdate(kisi _model) { if (_model.KisiID > 0) Application Lifecycle> Running a Business Sales / Marketing Collaboration / Beta Testing Work Issues Design and Architecture ASP.NET JavaScript C / C++ / MFC> ATL / WTL / STL Managed C++/CLI

Cheers!! What's the error in my code? And who are »they«? Staying on track when learning theory vs learning to play Quine Anagrams! (Cops' Thread) I don't want to do research (First year tenure-track faculty) Coworker throwing cigarettes out of a car,

up vote 1 down vote AddObject exists on each entity inside your container. Coworker throwing cigarettes out of a car, I criticized it and now HR is involved Start a coup online without the government intervening Can spacecraft defend against antimatter weapons? Insults are not welcome. For more information, see Attaching and Detaching Objects.Objects are added to the ObjectStateManager in the Detached, Deleted or Added state.When you create a new object that is related to another object