Cannot access a disposed context instance c#

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August undefined, 2024

WebApr 20, 2024 · Since the AddBulk (List transactions) method is public async Task, the DbContext will be disposed if any part returns void (not awaited) at any point. Try changing _context.SaveChanges (); To await _context.SaveChangesAsync (); This would ensure a Task is being returned and not void. … WebApr 8, 2024 · This may occur if you are calling Dispose () on the context, or wrapping the context in a using statement. If you are using dependency injection, you should let the dependency injection container take care of disposing context instances.\r\nObject name: 'ProfileDbContext'." ], "stackTrace": " at Microsoft.EntityFrameworkCore.DbContext ...

using statement - ensure the correct use of disposable …

WebFeb 4, 2015 · Cannot access a disposed object. Object name: 'System.Net.Sockets.NetworkStream'. [edit] Code added from comment. C#. ... cannot … WebApr 9, 2024 · System.ObjectDisposedException: 'Cannot access a disposed object. Object name: 'IServiceProvider'.' Why does this happen? I used custom constructor (and not scope.ServiceProvider.GetRequiredService()) for MyDbContext because I need to save one additional propery (username) for later use in overriden methods. flame throwing snow removal

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WebApr 11, 2024 · C# Kafka重置到最新的偏移量，即从指定的Partition订阅消息使用Assign方法. 摘要：在使用Kafka的过程中，消费者断掉之后，再次开始消费时，消费者会从断掉时的位置重新开始消费。. 场景再现：比如昨天消费者晚上断掉了，今天上午我们会发现kafka消费的数 … WebDec 23, 2024 · This may occur if you are calling 'Dispose' on the context instance, or wrapping it in a using statement. If you are using dependency injection, you should let the dependency injection container take care of disposing context instances. ... C#: Cannot access a disposed object in ASP.NET Core when injecting DbContext with IQueryable. … Webc# 程序的通用结构 c# 程序可由一个或多个文件组成。每个文件都可以包含零个或零个以上的命名空间。一个命名空间除了可包含其他命名空间外，还可包含类、结构、接口、枚举、委托等类型。以下是 c# 程序的主干，它包含所有这些元素。 flamethrowing tank

c# - 尝试在 Startup ExceptionHandler 中访问 EF Core DbContext

System.ObjectDisposedException: Cannot access a disposed …

WebMar 14, 2024 · A common cause of this error is disposing a context instance that was resolved from dependency injection and then later trying to use the same context instance elsewhere in your application. This … WebSep 28, 2024 · This may occur if you are calling Dispose() on the context, or wrapping the context in a using statement. If you are using dependency injection, you should let the dependency injection container take care of disposing context instances.' can polyester spandex be dyedWebOct 29, 2024 · This may occur if you are calling Dispose() on the context, or wrapping the context in a using statement. If you are using dependency injection, you should let the dependency injection container take care of disposing context instances. Object name: 'WebDbContext'. My Code snippet: can polygons be open

"WebCannot access a disposed object. A common cause of this error is disposing a context that was resolved from dependency injection and then later trying to use the same context instance elsewhere in your application. This may occur if you are calling Dispose () on the context, or wrapping the context in a using statement. " - Cannot access a disposed context instance c#

Cannot access a disposed context instance c#

c# - System.ObjectDisposedException when trying to access …

WebBelow was my method implemented, If using an API pipeline to configure DBContext objects then it is recommended to use dependency injection (using constructor injection) as shown below. Example:. Choosing the above option also meant it will be an API IoC container that will maintain the lifetime management of DBContext and other objects.. You can also use … WebSep 16, 2024 · Cannot access a disposed object. A common cause of this error is disposing a context that was resolved from dependency injection and then later trying to use the same context instance elsewhere in your application. This may occur if you are calling Dispose () on the context, or wrapping the context in a using statement.

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WebAug 23, 2024 · Hi @Mohammad, can you share where you used the repository (for example, your application service method)? WebSep 2, 2024 · This may occur if you are calling 'Dispose' on the context instance, or wrapping it in a using statement. If you are using dependency injection, you should let the dependency injection container take care of disposing context instances. Object name: 'DatabaseContext'. I have no idea what causes this exception. Any suggestions?

WebMay 13, 2024 · This may occur is you are calling Dispose() on the context, or wrapping the context in a using statement. If you are using dependency injection, you should let the dependency injection container take care of disposing context instances. Object name: ‘ApplicationDbContext’. EDIT: I call this method in another class: WebBelow was my method implemented, If using an API pipeline to configure DBContext objects then it is recommended to use dependency injection (using constructor injection) …

WebSep 20, 2024 · When you call /start endpoint you create an instance of TelegramController and TelegramBotClient, but once the request is finished, the controller and all its non-singleton dependencies (IParser in your case) are disposed. WebJul 5, 2024 · Cannot access a disposed object Object name: 'UserManager`1' [cannot-access-a-disposed-object-object-name-usermanager1] [1] If another object has a reference to userManager and that object is disposed, it might be disposing userManager along with it.

WebNov 5, 2024 · This may occur if you are calling Dispose() on the context, or wrapping the context in a using statement. If you are using dependency injection, you should let the dependency injection container take care of disposing context instances.

WebC# EF4.1 Code First DbContext:无法完成该操作，因为DbContext已被释放,c#,asp.net-mvc,entity-framework-4.1,unity-container,dbcontext,C#,Asp.net Mvc,Entity Framework 4.1,Unity Container,Dbcontext,我有一个直接调用的控制器操作，但抛出以下错误： The operation cannot be completed because the DbContext has been disposed. can polygamy workWebOct 26, 2024 · 0. Remove static in your repository. It is a bug. You have to add DI to your startup like this. services.AddDbContext (options => { options.UseNpgsql (Configuration.GetConnectionString ("DefaultConnection")); otherwise you will have to create it manually. private DataContext _context= new DataContext (); Share. flame throwing star can polyester shrink in the dryerWebDec 28, 2024 · In service I get System.ObjectDisposedException: 'Cannot access a disposed context instance. A common cause of this error is disposing a context instance that was resolved from dependency injection and then later trying to use the same context instance elsewhere in your application. can polymayalgia cause heel painWebJul 9, 2024 · Solution 1. This is because of your method return type async void. In general, when you are using async void in your code it’s bad news, because: Any unhandled exceptions will terminate your process (ouch!) … can polygel air dryWeb1 hour ago · I have a problem with my code that uses Entity Framework Core to interact with the database. I created an instance of DbContext inside the constructor of the UnitOfWork class and access it through flameticsWebNov 1, 2010 · 2 Answers. Sorted by: 24. ObjectDisposedException is: The exception that is thrown when an operation is performed on a disposed object. ( source) In other words, if an instance of a class that implements the IDisposable interface is disposed -- either explicitly by a call to Dispose () or implicitly, such as if it appears in a using statement ... can polyjuice potion change gender