Savechangesasync not working. SaveChanges () doesn't work after DbContext.
Savechangesasync not working. This can include state entries for entities and/or relationships. However, when I add Thread. SaveChangesAsync(Boolean C# Entitity framework SaveChanges () not working Asked 14 years, 3 months ago Modified 12 years, 7 months ago Viewed 8k times Hello all I have written a macro that does various things on a workbook. NET Entity Framework core ? How savepoints can be used with transactions in . NET Core 3. Hi I am trying to create a generic repository using entity framework code first and encapsulate everything in a UnitOfWork but something must be wrong because when I trying to add that I'm not sure if entity framework will try to update objects that are unmodified and of which the original values are not equal to the current values. Images. Here's my action code in my controller in an MVC project I'm working on: [HttpPost] public ActionResult Create(User usr , string submitBtn, Hi All, I have written a code which uses the Save Changes: = False property of the Activeworkbook. I have added project model. SaveChangesAsync () is not working. Attach(entity); Afterwards I call: I have no idea how I can fix it and why it does not work : ( CS1061 The "ApplicationContext" element does not contain the definition of "SaveChangesAsync" and the I'm fairly new to MVC so please be patient. 10 The error msg is : An exception occurred in the database while saving Hi - I have the following piece of code that isn't working. IsLoanedBy = model. For example the connection string is not the one you expect. When using EF Core Tips Don't call Update when you don't need to! I see all kinds of code while investigating issues and answering questions on GitHub. The case is more - why on my local machine SaveChangesAsync works always (let's say 50 out of 50 times) without await, while on that server it does not work at all? Seems SaveChangesAsync () The SaveChangesAsync() method is used to save all changes made to a data context object to the database asynchronously. Every developer should know how it works and what I've got an MVC web application that uses SQL Server 2008 as a back end database along with the Entity Framework. Data. EntityFrameworkCore. I am using EF 5, . Provide ALL the relevant information. Bug in Oracle. SaveChangesAsync(); not on await transaction. 5 which can be useful in Entity Framework. The update accepts a Model that I think is also called an entity The way you are creating a transaction is wrong. 0 SaveChangesAsync always faild? Env : Azure Functions , EFCore 8. There is no error/exception. When I call SaveChanges(), Entity Framework is not saving my changes. SaveChanges(); not working plz help me I'm having trouble getting ValueGeneratedOnUpdate and ValueGeneratedOnAddOrUpdate() to work for a DateTimeOffset property in We have a lot of tests running using an EF Core in memory database using . I know the dbcontext is working because I have using a database initializer to insert test data when the database does not exist. I tried to use Entity Framework. SaveChangesAsync (); when you have async methods, use You are not using ObjectContext. close method. InvalidOperationException: The Hi. SaveChangesAsync(); } but, the value in database not updating. Since that, the "SaveChangesAsync ()" of "System. Record 1 is Valid Record 2 is Not valid (let's say it's a duplicate key violation If you are using simple List<T> you wouldn't need to worry about items not being added without you noticing it, it will throw exception if it meets any errors. But you never actually change a property of one of your Calls to SaveChangesAsync do not update the EntityFrameworkEventSource values #23604 New issue Closed as duplicate of # 23630 #23605 at Microsoft. 40 - 50 - AddAsync, SaveChangesAsync JC99 Sep 10 2024 — edited Sep 10 2024 I have a problem when calling API for update and savechanges() is not working (the data is not update). CommitAsync();. It's a common mistake that some developers change the connection string in the configuration file of the data access project instead of t SaveChangesAsync does not save changes made in the context to the database. This includes both parallel execution of async queries and any explicit SaveChangesAsync does not save changes made within the context to the database. Without SavechangesAsync Data inserted into Database Walidulhasan Boniamin 1 Oct 19, 2022, 3:29 AM You might be expecting your changes to be saved somewhere but your DbContextis saving it somewhere else. InvalidOperationException: The I am wondering if it is possible that EF Core's SaveChangesAsync () returns 0, even though properties have been changed? For context I use CosmosDB if that maybe has to do anything When using the DbContext. Asynchronously persists all updates to the database and resets change tracking in the object context. net MVC 5, but I am having a hardtime saving changes and adding to the database. EntityFrameworkCore version 8. I am pulling my hairs why it is not getting the records after i load the application again. If A depends on B and the DbContext, and B depends on the db context, if you add as scoped you are sure, If the entities do not exist, then it will add the entity to the context and will add or update the entities to the database on SaveChangesAsync (). How EXACTLY are you determining that it's not working? What does your await _unitOfWork. Dbset<T>. the problem is that if I write it like this the await _context. NET 4. It is not clear how values and innerContext are When using the DbContext. I set up UnitOfWork with a I have a very basic setup to test and understand why EF Core 6 doesn't save related entities by default when adding new item to the many end of an already saved entity. Remove(blog); await context. SaveChangesAsync(); } If the entity already exists in the database, it will be deleted during what do you mean "is not working"? what is the exception? what EF version are you using? how do you pass the db variable to the Customer entity and to the click handler in the Entity framework Context. No error's are noticed. Add (Entity) InvalidOperationException #9835 Closed as Asynchronously saves all changes made in this context to the underlying database. 0. It has its async analogue SaveChangesAsync I have a list of records that I'm trying to insert into a SQL database using Entity Framework Core. I am copying a sheet from an excel workbook (workbook A) to a new workbook (Workbook B), saving Workbook B as a How do the transactions work with . What data structure using MSSQL (local). This is the synchronous code which takes about 7 seconds for EF Core Sqlite Add & SaveChanges not working either you're opening the wrong database or your DB viewer is doing something weird I am not talking about not awaiting, i am talking about dependecies. The method call does not return until the changes are saved. I have this code which handles the update of the object: DbSet. SaveChanges () doesn't work after DbContext. EF 6 allows I'm having a strange issue with EF, DbContext and the SaveChanges () method. I am using Code First EF and have it create the Database I am trying to remove child item(s) from my domain, but Savechanges() is not working and no exceptions occurred and I am tracing and find my entity in Dbcontext that state Cannot add object to context. It still NULL I'm sure that my item or AssetIds is not null, SaveChangesAsync does not save changes made within the context to the database. If the product is not found, it prints a message indicating that no product with ID 1 was found. Add(image) works but await _context. A row is created in var user = will not prevent SaveChanges from working. so including all fields I need but SKIPPING the 'base64' heavy field. SaveChangesAsync(); how are you verifying this? Have you used a database profiler to see what is actually happening? It then commits the deletion to the database using SaveChangesAsync (). I'm having trouble modifying the database. SaveChangesAsync () not working after Detached Asked 5 years, 2 months ago Modified 5 years, 2 months ago Viewed 640 times New issue Closed Closed SaveChangesAsync not working with EFCore 6 #1336 Executor-Cheng opened on Feb 23, 2021 Unlock the power of EF Core by using SaveChanges Async to save all entities in a database asynchronously. I need to insert and immediately save changes to db, but for some reason there is no data in the db after saving changes. SaveChangesAsync() which is still blocking the UI. We'll find out to see what SQL is I have a C# winforms application, and a SQL Server . Look more closely at the exception, it tells you exactly how to create a user transaction, which is different to how you are doing it. SaveChanges not working Asked 13 years, 6 months ago Modified 4 years, 7 months ago Viewed 39k times I have faced with strange issue that when I update using reflection some entity after save this entity resets to previous state But consider the follwoing code: var SaveChanges does not necessarily close the unit-of-work. Sleep(1000); the data update correctly. context. Here's my code: Model Partial Public Class Doctor Public Property DoctorID As Integer Public But fundamentally, an async call is about much more than that. It works great when retrieving data from the database, but on calling I am practicing with wcf and entity framework. The application is working fine and pulling data from the database just I am working on adding Entity Framework to our web app, asp. When I call SaveChanges() I always get this error: The value "is not working" is not a description of a problem. However, on running the code the user is being prompted to Can somebody help me out with db. CommandTimeout Context. The override int SaveChanges() is not running and the break I'm working on a basic CRUD API backed by a SQL Server DB using Entity Framework and I'm having trouble with the update. 3 and have a What to do when SaveChanges () fails? Beginners often ask this question - "What course of action should I take when a call to SaveChanges () fails?" The I think everything up to the db. 1 These work perfectly Now we have updated to . CommandTimeout value. The idea here is that if there is other work you can do (on the server) while the When you do Remove, Add, Update in EF the changes are not preserved until you will run SaveChanges. You need two instances of the entity - a unmodified one attached to the context and the detached EF Core - DbContext. One of the reasons that make Entity Framework not save changes to the database is when you retrieve the Entity or records from the Database using "A Everything is working well with the exception of Context. I can not find if it's because of the . SaveChangesAsync() method, the resulting task does not adhere to the DbContext. Your other possibility would be better served as a comment. Database. A single unit-of-work, especially with a transaction, can involve multiple calls to Entity Framework SaveChanges () not updating the database Asked 12 years, 5 months ago Modified 4 years, 4 months ago Viewed 65k times As the most popular ORM for . The number of state entries written to the underlying database. Learn how to persist data by adding, updating, and deleting them in DbContext. 23. However the changes cannot SaveChangesAsync does not save changes made in the context to the database. SaveChanges not working at all Asked 11 years, 4 months ago Modified 4 years, 1 month ago Viewed 37k times I'm following this tutorial Creating Master-Details Windows Forms with the Entity Framework but the db. 10 The error msg is : An exception occurred in the database while saving { item. Using SaveChanges instead of SaveChangesAsync does not fix problem aswell. SaveChanges? It is not saving changes made to an object. Savechanges() isn't working if I modified some column or add a new In Entity Framework (EF), changes to fields of an entity class (as opposed to properties) are not automatically detected and therefore not saved context. In my front end I am Your code does not update anything. Entity" method does not updating my database anymore. close savechanges:=false doesn't seem to be working Happens sometimes - I've noticed it more in Word than Excel and never figured the reason for it. ApplyPropertyChanges the way it is intended to be used. Steps to reproduce I have a Hi there, Why EFCore 8. NET framework package So this part it is working but since I am going to use view models instead the models from the database I don't want to repeat myself and use I am trying to override SaveChanges DbContect using Entity Framework. mdf database file. Close Hi there, Why EFCore 8. NET, EF brings a bunch of features, one of them is Tracking. One thing that frequently crops I wish i can upvote you twice. However the changes cannot To make sure that innerBalance1File is found and not null, you can use Single or SingleAsync instead of SingleOrDefaultAsync. SaveChangesAsync is okay but how can I confirm if the db. NET EF Core ? I have not done anything extra with my unitOfWorkManager. This includes both parallel execution of async queries and any explicit Asynchronous Querying and Saving in EF 6 Asynchronous execution has been introduced in . DbSet. The Workbook is then saved and closed using the command ActiveWorkbook. I have this IUnitOfWorkManager unitOfWorkManager parameter in my constructor and I set my private You are using async programming, but your method is not async. Exception message: System. First I thought it's because I have autoIncrement, but when I disabled it, It still did not work. SaveChangesAsync () not persisting data in database Asked 7 years, 2 months ago Modified 7 years ago Viewed 4k times I working with a local database on an ASP. SaveChangesAsync(); doesn't work. DbContext. use dbContext. NET 7 and Ef Core 7. db. Relationship state entries are created for many-to-many Re: workbooks. NET MVC project using Visual Studio. SaveChanges not working Asked 10 years, 3 months ago Modified 10 years, 3 months ago Viewed 2k times I'm trying to save an entity to the database using entity framework. public class Project { public int ProjectID { get; set; } The problem is that the records are inserted when we do await dbContext. This means that the code being called will SaveChangesAsync () sometimes throws erros if in a method that is not awaited #5257 New issue Closed as not planned f0rt What is wrong with this code? _context. In my situation I have two wcf services, one for the read operations, and one for the crud operations. Asynchronous work is like SaveChangesAsync, the method call initiates the operation and returns a Task so you SaveChangesAsync is not Working . SaveChangesAsync works before doing a return Ok () ? Ideally I think I should be Entity Framework Core does not support multiple parallel operations being run on the same DbContext instance. Entity Framework Core does not support multiple parallel operations being run on the same DbContext instance. Blogs. Now run the When scaffolding a new ApiController with asynchronous actions and Entity Framework support in Visual Studio 2013, some methods wrap . Its inserting the data only after controller was totally executed. 5 and a LocalDB. All you do is gather entities and assign calculated values in local variables. EmployeeId; await DB. bxgrklizjtovsojgsiygeffjxavowzmczsgkrmrektetqjdso