2. 分析导致“cannot access a disposed object”错误的可能原因 多次释放对象:如果对象被释放了多次,尝试再次访问时就会抛出异常。 在依赖注入(DI)容器中提前释放对象:当使用依赖注入时,如果手动释放了DI容器管理的对象,后续尝试使用该对象时就会出现问题。 异步操作中的对象生命周期管理不当:在异步操作中,如果没有正...
一、简介 Net Core跨平台项目开发多了,总会遇到各种各样的问题,我就遇到了一个这样的问题,不能访问 Cannot access a disposed object 错误,经过自己多方努力,查阅资料,终于找到了解决办法,引发这个问题的原因大多数是多次读取请求Body流造成的,需要换一种获取请求Body流方法,不能使用StreamRreader方式,使用Body.CopyTo...
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 c...
sometimes when working with StackExchange.Redis, you may encounter the exception “Cannot access a disposed object”. In this article, we will explore the causes of this exception and how to handle it.
ObjectDisposedException:Cannotaccessadisposedobject.Objectname:'Cannot access a closed file.'. System.IO.FileStream.BeginRead(byte[]array,intoffset,intnumBytes,AsyncCallbackcallback,objectstate) System.IO.Stream+<>c.<BeginEndReadAsync>b__48_0(Streamstream,ReadWriteParametersargs,AsyncCallbackcallback,...
Cannot access a disposed object. Object name: System.Net.Security.SslStream at System.ThrowHelper.ThrowObjectDisposedException(Object instance) at System.Net.Security.SslStream.<ThrowIfExceptional>g__ThrowExceptional|123_0(ExceptionDispatchInfo e) at System.Net.Security.SslStream.Read(Byte[] buffer, Int...
参考Multi-Threaded Entity Framework Core Samples，用IServiceScopeFactory解决了问题。
.NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps. - Cannot access a disposed object. Object name: 'SslStream'. · dotnet/runtime@08bbf1f
ObjectDisposedException:Cannot access a disposed object.Object name:'Cannot access a closed file.'.System.IO.FileStream.BeginRead(byte[]array,int offset,int numBytes,AsyncCallback callback,object state)ObjectDisposedException:Cannot access a disposed object.Object name:'Cannot access a closed file.'....
System.ObjectDisposedException: Cannot access a disposed object. Object name: 'XXXX'. 从字面上理解,就是无法得到一个已经被终止的对象。那么在什么情况下这样的事情会发生呢? 看一段代码就能够理解了。 Code Main方法执行了MainForm的初始化,完成必要组件实例化和数据导入,开始等待用户输入。